11502323057 has 2 divisors, whose sum is σ = 11502323058. Its totient is φ = 11502323056.

The previous prime is 11502323047. The next prime is 11502323059. The reversal of 11502323057 is 75032320511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11500203121 + 2119936 = 107239^2 + 1456^2 .

It is a cyclic number.

It is not a de Polignac number, because 11502323057 - 2¹⁰ = 11502322033 is a prime.

Together with 11502323059, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11502323059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5751161528 + 5751161529.

It is an arithmetic number, because the mean of its divisors is an integer number (5751161529).

Almost surely, 2^11502323057 is an apocalyptic number.

It is an amenable number.

11502323057 is a deficient number, since it is larger than the sum of its proper divisors (1).

11502323057 is an equidigital number, since it uses as much as digits as its factorization.

11502323057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 29.

Adding to 11502323057 its reverse (75032320511), we get a palindrome (86534643568).

The spelling of 11502323057 in words is "eleven billion, five hundred two million, three hundred twenty-three thousand, fifty-seven".