11358043457 has 2 divisors, whose sum is σ = 11358043458. Its totient is φ = 11358043456.

The previous prime is 11358043429. The next prime is 11358043483. The reversal of 11358043457 is 75434085311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10174958641 + 1183084816 = 100871^2 + 34396^2 .

It is a cyclic number.

It is not a de Polignac number, because 11358043457 - 2²² = 11353849153 is a prime.

It is a super-2 number, since 2×11358043457² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11358042457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5679021728 + 5679021729.

It is an arithmetic number, because the mean of its divisors is an integer number (5679021729).

Almost surely, 2^11358043457 is an apocalyptic number.

It is an amenable number.

11358043457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11358043457 is an equidigital number, since it uses as much as digits as its factorization.

11358043457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 11358043457 in words is "eleven billion, three hundred fifty-eight million, forty-three thousand, four hundred fifty-seven".