125108534 has 4 divisors (see below), whose sum is σ = 187662804. Its totient is φ = 62554266.

The previous prime is 125108527. The next prime is 125108561. The reversal of 125108534 is 435801521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 435801521 = 137 ⋅3181033.

It is a junction number, because it is equal to n+sod(n) for n = 125108497 and 125108506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31277132 + ... + 31277135.

It is an arithmetic number, because the mean of its divisors is an integer number (46915701).

Almost surely, 2^125108534 is an apocalyptic number.

125108534 is a deficient number, since it is larger than the sum of its proper divisors (62554270).

125108534 is an equidigital number, since it uses as much as digits as its factorization.

125108534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62554269.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 125108534 is about 11185.1926223914. The cubic root of 125108534 is about 500.1446701371.

The spelling of 125108534 in words is "one hundred twenty-five million, one hundred eight thousand, five hundred thirty-four".