11247490057 has 2 divisors, whose sum is σ = 11247490058. Its totient is φ = 11247490056.

The previous prime is 11247490031. The next prime is 11247490073. The reversal of 11247490057 is 75009474211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10920459001 + 327031056 = 104501^2 + 18084^2 .

It is a cyclic number.

It is not a de Polignac number, because 11247490057 - 2¹⁵ = 11247457289 is a prime.

It is not a weakly prime, because it can be changed into another prime (11247490087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5623745028 + 5623745029.

It is an arithmetic number, because the mean of its divisors is an integer number (5623745029).

Almost surely, 2^11247490057 is an apocalyptic number.

It is an amenable number.

11247490057 is a deficient number, since it is larger than the sum of its proper divisors (1).

11247490057 is an equidigital number, since it uses as much as digits as its factorization.

11247490057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 40.

The spelling of 11247490057 in words is "eleven billion, two hundred forty-seven million, four hundred ninety thousand, fifty-seven".