125134611 has 32 divisors (see below), whose sum is σ = 193966080. Its totient is φ = 70287264.

The previous prime is 125134609. The next prime is 125134619. The reversal of 125134611 is 116431521.

It is a happy number.

It is not a de Polignac number, because 125134611 - 2¹ = 125134609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125134619) 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, 475666 + ... + 475928.

It is an arithmetic number, because the mean of its divisors is an integer number (6061440).

Almost surely, 2^125134611 is an apocalyptic number.

125134611 is a deficient number, since it is larger than the sum of its proper divisors (68831469).

125134611 is a wasteful number, since it uses less digits than its factorization.

125134611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575.

The product of its digits is 720, while the sum is 24.

The square root of 125134611 is about 11186.3582545885. The cubic root of 125134611 is about 500.1794169448.

The spelling of 125134611 in words is "one hundred twenty-five million, one hundred thirty-four thousand, six hundred eleven".