123416265 has 32 divisors (see below), whose sum is σ = 227091456. Its totient is φ = 56064960.

The previous prime is 123416263. The next prime is 123416291. The reversal of 123416265 is 562614321.

It is not a de Polignac number, because 123416265 - 2¹ = 123416263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123416263) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13510 + ... + 20720.

It is an arithmetic number, because the mean of its divisors is an integer number (7096608).

Almost surely, 2^123416265 is an apocalyptic number.

123416265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123416265 is a deficient number, since it is larger than the sum of its proper divisors (103675191).

123416265 is a wasteful number, since it uses less digits than its factorization.

123416265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7389.

The product of its digits is 8640, while the sum is 30.

The square root of 123416265 is about 11109.2873308777. The cubic root of 123416265 is about 497.8793719219.

The spelling of 123416265 in words is "one hundred twenty-three million, four hundred sixteen thousand, two hundred sixty-five".