125032011 has 8 divisors (see below), whose sum is σ = 179533200. Its totient is φ = 76942752.

The previous prime is 125031997. The next prime is 125032031. The reversal of 125032011 is 110230521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125032011 - 2¹⁵ = 124999243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125032031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1602936 + ... + 1603013.

It is an arithmetic number, because the mean of its divisors is an integer number (22441650).

Almost surely, 2^125032011 is an apocalyptic number.

125032011 is a deficient number, since it is larger than the sum of its proper divisors (54501189).

125032011 is a wasteful number, since it uses less digits than its factorization.

125032011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3205965.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 125032011 is about 11181.7713712989. The cubic root of 125032011 is about 500.0426776905.

Adding to 125032011 its reverse (110230521), we get a palindrome (235262532).

The spelling of 125032011 in words is "one hundred twenty-five million, thirty-two thousand, eleven".