123252146 has 8 divisors (see below), whose sum is σ = 191253420. Its totient is φ = 59501008.

The previous prime is 123252139. The next prime is 123252149. The reversal of 123252146 is 641252321.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 122965921 + 286225 = 11089^2 + 535^2 .

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

It is not an unprimeable number, because it can be changed into a prime (123252149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1062461 + ... + 1062576.

Almost surely, 2^123252146 is an apocalyptic number.

123252146 is a deficient number, since it is larger than the sum of its proper divisors (68001274).

123252146 is a wasteful number, since it uses less digits than its factorization.

123252146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125068.

The product of its digits is 2880, while the sum is 26.

The square root of 123252146 is about 11101.8983061457. The cubic root of 123252146 is about 497.6585806256.

The spelling of 123252146 in words is "one hundred twenty-three million, two hundred fifty-two thousand, one hundred forty-six".