125536013403 has 16 divisors (see below), whose sum is σ = 167601177600. Its totient is φ = 83580819840.

The previous prime is 125536013401. The next prime is 125536013417. The reversal of 125536013403 is 304310635521.

It is not a de Polignac number, because 125536013403 - 2¹ = 125536013401 is a prime.

It is a super-2 number, since 2×125536013403² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125536013401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14885598 + ... + 14894028.

It is an arithmetic number, because the mean of its divisors is an integer number (10475073600).

Almost surely, 2^125536013403 is an apocalyptic number.

125536013403 is a deficient number, since it is larger than the sum of its proper divisors (42065164197).

125536013403 is a wasteful number, since it uses less digits than its factorization.

125536013403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14362.

The product of its (nonzero) digits is 32400, while the sum is 33.

Adding to 125536013403 its reverse (304310635521), we get a palindrome (429846648924).

The spelling of 125536013403 in words is "one hundred twenty-five billion, five hundred thirty-six million, thirteen thousand, four hundred three".