11455154497 has 2 divisors, whose sum is σ = 11455154498. Its totient is φ = 11455154496.

The previous prime is 11455154443. The next prime is 11455154507. The reversal of 11455154497 is 79445155411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9829532736 + 1625621761 = 99144^2 + 40319^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11455154497 is a prime.

It is not a weakly prime, because it can be changed into another prime (11455154407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5727577248 + 5727577249.

It is an arithmetic number, because the mean of its divisors is an integer number (5727577249).

Almost surely, 2^11455154497 is an apocalyptic number.

It is an amenable number.

11455154497 is a deficient number, since it is larger than the sum of its proper divisors (1).

11455154497 is an equidigital number, since it uses as much as digits as its factorization.

11455154497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504000, while the sum is 46.

The spelling of 11455154497 in words is "eleven billion, four hundred fifty-five million, one hundred fifty-four thousand, four hundred ninety-seven".