11157023633 has 8 divisors (see below), whose sum is σ = 12751540800. Its totient is φ = 9562670640.

The previous prime is 11157023629. The next prime is 11157023671. The reversal of 11157023633 is 33632075111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11157023633 - 2² = 11157023629 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11157023633.

It is not an unprimeable number, because it can be changed into a prime (11157023233) 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, 195443 + ... + 245991.

It is an arithmetic number, because the mean of its divisors is an integer number (1593942600).

Almost surely, 2^11157023633 is an apocalyptic number.

It is an amenable number.

11157023633 is a deficient number, since it is larger than the sum of its proper divisors (1594517167).

11157023633 is an equidigital number, since it uses as much as digits as its factorization.

11157023633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82087.

The product of its (nonzero) digits is 11340, while the sum is 32.

Adding to 11157023633 its reverse (33632075111), we get a palindrome (44789098744).

The spelling of 11157023633 in words is "eleven billion, one hundred fifty-seven million, twenty-three thousand, six hundred thirty-three".