11529714457 has 2 divisors, whose sum is σ = 11529714458. Its totient is φ = 11529714456.

The previous prime is 11529714439. The next prime is 11529714481. The reversal of 11529714457 is 75441792511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11069354521 + 460359936 = 105211^2 + 21456^2 .

It is an emirp because it is prime and its reverse (75441792511) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11529714457 is a prime.

It is not a weakly prime, because it can be changed into another prime (11529714557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5764857228 + 5764857229.

It is an arithmetic number, because the mean of its divisors is an integer number (5764857229).

Almost surely, 2^11529714457 is an apocalyptic number.

It is an amenable number.

11529714457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11529714457 is an equidigital number, since it uses as much as digits as its factorization.

11529714457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 352800, while the sum is 46.

The spelling of 11529714457 in words is "eleven billion, five hundred twenty-nine million, seven hundred fourteen thousand, four hundred fifty-seven".