1155202152 has 32 divisors (see below), whose sum is σ = 3110160480. Its totient is φ = 355446720.

The previous prime is 1155202133. The next prime is 1155202157. The reversal of 1155202152 is 2512025511.

1155202152 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1155202152² = 2668984023970862208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1155202157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1850974 + ... + 1851597.

It is an arithmetic number, because the mean of its divisors is an integer number (97192515).

Almost surely, 2^1155202152 is an apocalyptic number.

1155202152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1155202152 is an abundant number, since it is smaller than the sum of its proper divisors (1954958328).

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

1155202152 is a wasteful number, since it uses less digits than its factorization.

1155202152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702593 (or 3702589 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 1155202152 is about 33988.2649159971. The cubic root of 1155202152 is about 1049.2669568357.

Adding to 1155202152 its reverse (2512025511), we get a palindrome (3667227663).

The spelling of 1155202152 in words is "one billion, one hundred fifty-five million, two hundred two thousand, one hundred fifty-two".