123255351 has 10 divisors (see below), whose sum is σ = 184122312. Its totient is φ = 82170180.

The previous prime is 123255343. The next prime is 123255359. The reversal of 123255351 is 153552321.

It is a happy number.

123255351 is a `hidden beast` number, since 123 + 2 + 5 + 535 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (123255343) and next prime (123255359).

It is not a de Polignac number, because 123255351 - 2³ = 123255343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123255359) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 760755 + ... + 760916.

Almost surely, 2^123255351 is an apocalyptic number.

123255351 is a deficient number, since it is larger than the sum of its proper divisors (60866961).

123255351 is an equidigital number, since it uses as much as digits as its factorization.

123255351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1521683 (or 1521674 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 123255351 is about 11102.0426498911. The cubic root of 123255351 is about 497.6628942271.

The spelling of 123255351 in words is "one hundred twenty-three million, two hundred fifty-five thousand, three hundred fifty-one".