123452612 has 24 divisors (see below), whose sum is σ = 219212280. Its totient is φ = 60825600.

The previous prime is 123452489. The next prime is 123452639. The reversal of 123452612 is 216254321.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 59228416 + 64224196 = 7696^2 + 8014^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205112 + ... + 205712.

It is an arithmetic number, because the mean of its divisors is an integer number (9133845).

Almost surely, 2^123452612 is an apocalyptic number.

It is an amenable number.

123452612 is a deficient number, since it is larger than the sum of its proper divisors (95759668).

123452612 is a wasteful number, since it uses less digits than its factorization.

123452612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271 (or 1269 counting only the distinct ones).

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

The square root of 123452612 is about 11110.9230939648. The cubic root of 123452612 is about 497.9282435065.

The spelling of 123452612 in words is "one hundred twenty-three million, four hundred fifty-two thousand, six hundred twelve".