1151222532 has 24 divisors (see below), whose sum is σ = 2693678400. Its totient is φ = 382670496.

The previous prime is 1151222497. The next prime is 1151222557. The reversal of 1151222532 is 2352221511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129307 + ... + 137922.

It is an arithmetic number, because the mean of its divisors is an integer number (112236600).

Almost surely, 2^1151222532 is an apocalyptic number.

1151222532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1151222532 is an abundant number, since it is smaller than the sum of its proper divisors (1542455868).

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

1151222532 is a wasteful number, since it uses less digits than its factorization.

1151222532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267595 (or 267593 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 1151222532 is about 33929.6703785934. The cubic root of 1151222532 is about 1048.0606779253.

The spelling of 1151222532 in words is "one billion, one hundred fifty-one million, two hundred twenty-two thousand, five hundred thirty-two".