481392239 has 2 divisors, whose sum is σ = 481392240. Its totient is φ = 481392238.

The previous prime is 481392221. The next prime is 481392293. The reversal of 481392239 is 932293184.

Together with next prime (481392293) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-481392239 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 481392196 and 481392205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481392209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240696119 + 240696120.

It is an arithmetic number, because the mean of its divisors is an integer number (240696120).

Almost surely, 2^481392239 is an apocalyptic number.

481392239 is a deficient number, since it is larger than the sum of its proper divisors (1).

481392239 is an equidigital number, since it uses as much as digits as its factorization.

481392239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 41.

The square root of 481392239 is about 21940.6526566554. The cubic root of 481392239 is about 783.7298018768.

The spelling of 481392239 in words is "four hundred eighty-one million, three hundred ninety-two thousand, two hundred thirty-nine".