489063431 has 2 divisors, whose sum is σ = 489063432. Its totient is φ = 489063430.

The previous prime is 489063403. The next prime is 489063437. The reversal of 489063431 is 134360984.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 489063431 - 2²⁶ = 421954567 is a prime.

It is a super-2 number, since 2×489063431² = 478366079082983522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (489063437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244531715 + 244531716.

It is an arithmetic number, because the mean of its divisors is an integer number (244531716).

Almost surely, 2^489063431 is an apocalyptic number.

489063431 is a deficient number, since it is larger than the sum of its proper divisors (1).

489063431 is an equidigital number, since it uses as much as digits as its factorization.

489063431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 489063431 is about 22114.7785654752. The cubic root of 489063431 is about 787.8709060213.

The spelling of 489063431 in words is "four hundred eighty-nine million, sixty-three thousand, four hundred thirty-one".