123134975 has 6 divisors (see below), whose sum is σ = 152687400. Its totient is φ = 98507960.

The previous prime is 123134969. The next prime is 123134981. The reversal of 123134975 is 579431321.

It is an interprime number because it is at equal distance from previous prime (123134969) and next prime (123134981).

It is not a de Polignac number, because 123134975 - 2⁸ = 123134719 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2462675 + ... + 2462724.

It is an arithmetic number, because the mean of its divisors is an integer number (25447900).

Almost surely, 2^123134975 is an apocalyptic number.

123134975 is a deficient number, since it is larger than the sum of its proper divisors (29552425).

123134975 is an equidigital number, since it uses as much as digits as its factorization.

123134975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4925409 (or 4925404 counting only the distinct ones).

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

The square root of 123134975 is about 11096.6199808771. The cubic root of 123134975 is about 497.5008291023.

The spelling of 123134975 in words is "one hundred twenty-three million, one hundred thirty-four thousand, nine hundred seventy-five".