1171652256 has 48 divisors (see below), whose sum is σ = 3417321600. Its totient is φ = 390550464.

The previous prime is 1171652231. The next prime is 1171652297. The reversal of 1171652256 is 6522561711.

1171652256 is a `hidden beast` number, since 11 + 71 + 6 + 522 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

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 self number, because there is not a number n which added to its sum of digits gives 1171652256.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 677176 + ... + 678903.

It is an arithmetic number, because the mean of its divisors is an integer number (71194200).

Almost surely, 2^1171652256 is an apocalyptic number.

1171652256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1171652256 is an abundant number, since it is smaller than the sum of its proper divisors (2245669344).

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

1171652256 is a wasteful number, since it uses less digits than its factorization.

1171652256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356098 (or 1356084 counting only the distinct ones).

The product of its digits is 25200, while the sum is 36.

The square root of 1171652256 is about 34229.4063051056. The cubic root of 1171652256 is about 1054.2240293268.

The spelling of 1171652256 in words is "one billion, one hundred seventy-one million, six hundred fifty-two thousand, two hundred fifty-six".