125739134 has 4 divisors (see below), whose sum is σ = 188608704. Its totient is φ = 62869566.

The previous prime is 125739113. The next prime is 125739151. The reversal of 125739134 is 431937521.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 125739094 and 125739103.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 31434782 + ... + 31434785.

It is an arithmetic number, because the mean of its divisors is an integer number (47152176).

Almost surely, 2^125739134 is an apocalyptic number.

125739134 is a deficient number, since it is larger than the sum of its proper divisors (62869570).

125739134 is an equidigital number, since it uses as much as digits as its factorization.

125739134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62869569.

The product of its digits is 22680, while the sum is 35.

The square root of 125739134 is about 11213.3462445427. The cubic root of 125739134 is about 500.9835758882.

The spelling of 125739134 in words is "one hundred twenty-five million, seven hundred thirty-nine thousand, one hundred thirty-four".