15126034401 has 6 divisors (see below), whose sum is σ = 21848716370. Its totient is φ = 10084022928.

The previous prime is 15126034351. The next prime is 15126034447. The reversal of 15126034401 is 10443062151.

It is a happy number.

15126034401 is a `hidden beast` number, since 1 + 5 + 12 + 603 + 4 + 40 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10737104400 + 4388930001 = 103620^2 + 66249^2 .

It is not a de Polignac number, because 15126034401 - 2⁶ = 15126034337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15126034601) 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 in 5 ways as a sum of consecutive naturals, for example, 840335236 + ... + 840335253.

Almost surely, 2^15126034401 is an apocalyptic number.

It is an amenable number.

15126034401 is a deficient number, since it is larger than the sum of its proper divisors (6722681969).

15126034401 is a wasteful number, since it uses less digits than its factorization.

15126034401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680670495 (or 1680670492 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 15126034401 its reverse (10443062151), we get a palindrome (25569096552).

The spelling of 15126034401 in words is "fifteen billion, one hundred twenty-six million, thirty-four thousand, four hundred one".