1156952633 has 4 divisors (see below), whose sum is σ = 1157449188. Its totient is φ = 1156456080.

The previous prime is 1156952627. The next prime is 1156952689. The reversal of 1156952633 is 3362596511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3362596511 = 1187 ⋅2832853.

It can be written as a sum of positive squares in 2 ways, for example, as 1043806864 + 113145769 = 32308^2 + 10637^2 .

It is a cyclic number.

It is not a de Polignac number, because 1156952633 - 2²⁴ = 1140175417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1156958633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244766 + ... + 249447.

It is an arithmetic number, because the mean of its divisors is an integer number (289362297).

Almost surely, 2^1156952633 is an apocalyptic number.

It is an amenable number.

1156952633 is a deficient number, since it is larger than the sum of its proper divisors (496555).

1156952633 is an equidigital number, since it uses as much as digits as its factorization.

1156952633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496554.

The product of its digits is 145800, while the sum is 41.

The square root of 1156952633 is about 34014.0064238249. The cubic root of 1156952633 is about 1049.7966750670.

The spelling of 1156952633 in words is "one billion, one hundred fifty-six million, nine hundred fifty-two thousand, six hundred thirty-three".