125503225133 has 32 divisors (see below), whose sum is σ = 149197749120. Its totient is φ = 104066519040.

The previous prime is 125503225091. The next prime is 125503225171. The reversal of 125503225133 is 331522305521.

It is not a de Polignac number, because 125503225133 - 2⁶ = 125503225069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 125503225133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125503221133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32999210 + ... + 33003012.

It is an arithmetic number, because the mean of its divisors is an integer number (4662429660).

Almost surely, 2^125503225133 is an apocalyptic number.

125503225133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

125503225133 is a deficient number, since it is larger than the sum of its proper divisors (23694523987).

125503225133 is a wasteful number, since it uses less digits than its factorization.

125503225133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6509.

The product of its (nonzero) digits is 27000, while the sum is 32.

The spelling of 125503225133 in words is "one hundred twenty-five billion, five hundred three million, two hundred twenty-five thousand, one hundred thirty-three".