466023139 has 2 divisors, whose sum is σ = 466023140. Its totient is φ = 466023138.

The previous prime is 466023119. The next prime is 466023149. The reversal of 466023139 is 931320664.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-466023139 is a prime.

It is not a weakly prime, because it can be changed into another prime (466023119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 233011569 + 233011570.

It is an arithmetic number, because the mean of its divisors is an integer number (233011570).

Almost surely, 2^466023139 is an apocalyptic number.

466023139 is a deficient number, since it is larger than the sum of its proper divisors (1).

466023139 is an equidigital number, since it uses as much as digits as its factorization.

466023139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 466023139 is about 21587.5690850082. The cubic root of 466023139 is about 775.2988865896.

The spelling of 466023139 in words is "four hundred sixty-six million, twenty-three thousand, one hundred thirty-nine".