1152115733 has 4 divisors (see below), whose sum is σ = 1152246828. Its totient is φ = 1151984640.

The previous prime is 1152115709. The next prime is 1152115751. The reversal of 1152115733 is 3375112511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 735874129 + 416241604 = 27127^2 + 20402^2 .

It is a cyclic number.

It is not a de Polignac number, because 1152115733 - 2⁶ = 1152115669 is a prime.

It is a super-2 number, since 2×1152115733² = 2654741324452254578, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1152115696 and 1152115705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152115033) 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, 51338 + ... + 70283.

It is an arithmetic number, because the mean of its divisors is an integer number (288061707).

Almost surely, 2^1152115733 is an apocalyptic number.

It is an amenable number.

1152115733 is a deficient number, since it is larger than the sum of its proper divisors (131095).

1152115733 is an equidigital number, since it uses as much as digits as its factorization.

1152115733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131094.

The product of its digits is 3150, while the sum is 29.

The square root of 1152115733 is about 33942.8303622429. The cubic root of 1152115733 is about 1048.3316613997.

The spelling of 1152115733 in words is "one billion, one hundred fifty-two million, one hundred fifteen thousand, seven hundred thirty-three".