11246402551 has 2 divisors, whose sum is σ = 11246402552. Its totient is φ = 11246402550.

The previous prime is 11246402539. The next prime is 11246402593. The reversal of 11246402551 is 15520464211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11246402551 - 2¹⁹ = 11245878263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11246402521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5623201275 + 5623201276.

It is an arithmetic number, because the mean of its divisors is an integer number (5623201276).

Almost surely, 2^11246402551 is an apocalyptic number.

11246402551 is a deficient number, since it is larger than the sum of its proper divisors (1).

11246402551 is an equidigital number, since it uses as much as digits as its factorization.

11246402551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 11246402551 its reverse (15520464211), we get a palindrome (26766866762).

The spelling of 11246402551 in words is "eleven billion, two hundred forty-six million, four hundred two thousand, five hundred fifty-one".