11455747087 has 2 divisors, whose sum is σ = 11455747088. Its totient is φ = 11455747086.

The previous prime is 11455747031. The next prime is 11455747097. The reversal of 11455747087 is 78074755411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11455747087 - 2³¹ = 9308263439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11455747087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11455747097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5727873543 + 5727873544.

It is an arithmetic number, because the mean of its divisors is an integer number (5727873544).

Almost surely, 2^11455747087 is an apocalyptic number.

11455747087 is a deficient number, since it is larger than the sum of its proper divisors (1).

11455747087 is an equidigital number, since it uses as much as digits as its factorization.

11455747087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1097600, while the sum is 49.

The spelling of 11455747087 in words is "eleven billion, four hundred fifty-five million, seven hundred forty-seven thousand, eighty-seven".