123582271 has 2 divisors, whose sum is σ = 123582272. Its totient is φ = 123582270.

The previous prime is 123582247. The next prime is 123582293. The reversal of 123582271 is 172285321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123582271 - 2⁷ = 123582143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123582071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61791135 + 61791136.

It is an arithmetic number, because the mean of its divisors is an integer number (61791136).

Almost surely, 2^123582271 is an apocalyptic number.

123582271 is a deficient number, since it is larger than the sum of its proper divisors (1).

123582271 is an equidigital number, since it uses as much as digits as its factorization.

123582271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 31.

The square root of 123582271 is about 11116.7563164801. The cubic root of 123582271 is about 498.1025027845.

The spelling of 123582271 in words is "one hundred twenty-three million, five hundred eighty-two thousand, two hundred seventy-one".