1151656632 has 96 divisors (see below), whose sum is σ = 3592068480. Its totient is φ = 326514240.

The previous prime is 1151656607. The next prime is 1151656697. The reversal of 1151656632 is 2366561511.

1151656632 is a `hidden beast` number, since 1 + 1 + 5 + 16 + 5 + 6 + 632 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57303 + ... + 74745.

It is an arithmetic number, because the mean of its divisors is an integer number (37417380).

Almost surely, 2^1151656632 is an apocalyptic number.

1151656632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1151656632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1796034240).

1151656632 is an abundant number, since it is smaller than the sum of its proper divisors (2440411848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1151656632 is a wasteful number, since it uses less digits than its factorization.

1151656632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17593 (or 17586 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 1151656632 is about 33936.0668316174. The cubic root of 1151656632 is about 1048.1923947029.

The spelling of 1151656632 in words is "one billion, one hundred fifty-one million, six hundred fifty-six thousand, six hundred thirty-two".