123272495 has 4 divisors (see below), whose sum is σ = 147927000. Its totient is φ = 98617992.

The previous prime is 123272489. The next prime is 123272503. The reversal of 123272495 is 594272321.

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 123272495 - 2⁶ = 123272431 is a prime.

It is a super-2 number, since 2×123272495² = 30392216047050050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12327245 + ... + 12327254.

It is an arithmetic number, because the mean of its divisors is an integer number (36981750).

Almost surely, 2^123272495 is an apocalyptic number.

123272495 is a deficient number, since it is larger than the sum of its proper divisors (24654505).

123272495 is an equidigital number, since it uses as much as digits as its factorization.

123272495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24654504.

The product of its digits is 30240, while the sum is 35.

The square root of 123272495 is about 11102.8147332107. The cubic root of 123272495 is about 497.6859670242.

The spelling of 123272495 in words is "one hundred twenty-three million, two hundred seventy-two thousand, four hundred ninety-five".