11315452457 has 2 divisors, whose sum is σ = 11315452458. Its totient is φ = 11315452456.

The previous prime is 11315452441. The next prime is 11315452469. The reversal of 11315452457 is 75425451311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10627754281 + 687698176 = 103091^2 + 26224^2 .

It is a cyclic number.

It is not a de Polignac number, because 11315452457 - 2⁴ = 11315452441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11315452457.

It is not a weakly prime, because it can be changed into another prime (11315452417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5657726228 + 5657726229.

It is an arithmetic number, because the mean of its divisors is an integer number (5657726229).

Almost surely, 2^11315452457 is an apocalyptic number.

It is an amenable number.

11315452457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11315452457 is an equidigital number, since it uses as much as digits as its factorization.

11315452457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84000, while the sum is 38.

The spelling of 11315452457 in words is "eleven billion, three hundred fifteen million, four hundred fifty-two thousand, four hundred fifty-seven".