123252351 has 4 divisors (see below), whose sum is σ = 164336472. Its totient is φ = 82168232.

The previous prime is 123252347. The next prime is 123252361. The reversal of 123252351 is 153252321.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 123252351 - 2² = 123252347 is a prime.

It is a super-2 number, since 2×123252351² = 30382284054054402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123252301) 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, 20542056 + ... + 20542061.

It is an arithmetic number, because the mean of its divisors is an integer number (41084118).

Almost surely, 2^123252351 is an apocalyptic number.

123252351 is a deficient number, since it is larger than the sum of its proper divisors (41084121).

123252351 is an equidigital number, since it uses as much as digits as its factorization.

123252351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41084120.

The product of its digits is 1800, while the sum is 24.

The square root of 123252351 is about 11101.9075387971. The cubic root of 123252351 is about 497.6588565368.

The spelling of 123252351 in words is "one hundred twenty-three million, two hundred fifty-two thousand, three hundred fifty-one".