11464506451 has 2 divisors, whose sum is σ = 11464506452. Its totient is φ = 11464506450.

The previous prime is 11464506419. The next prime is 11464506457. The reversal of 11464506451 is 15460546411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11464506451 - 2⁵ = 11464506419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11464506451.

It is not a weakly prime, because it can be changed into another prime (11464506457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5732253225 + 5732253226.

It is an arithmetic number, because the mean of its divisors is an integer number (5732253226).

Almost surely, 2^11464506451 is an apocalyptic number.

11464506451 is a deficient number, since it is larger than the sum of its proper divisors (1).

11464506451 is an equidigital number, since it uses as much as digits as its factorization.

11464506451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 11464506451 in words is "eleven billion, four hundred sixty-four million, five hundred six thousand, four hundred fifty-one".