479151973 has 2 divisors, whose sum is σ = 479151974. Its totient is φ = 479151972.

The previous prime is 479151941. The next prime is 479151977. The reversal of 479151973 is 379151974.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360734049 + 118417924 = 18993^2 + 10882^2 .

It is a cyclic number.

It is not a de Polignac number, because 479151973 - 2⁵ = 479151941 is a prime.

It is a super-2 number, since 2×479151973² = 459173226459585458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479151977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239575986 + 239575987.

It is an arithmetic number, because the mean of its divisors is an integer number (239575987).

Almost surely, 2^479151973 is an apocalyptic number.

It is an amenable number.

479151973 is a deficient number, since it is larger than the sum of its proper divisors (1).

479151973 is an equidigital number, since it uses as much as digits as its factorization.

479151973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 238140, while the sum is 46.

The square root of 479151973 is about 21889.5402647018. The cubic root of 479151973 is about 782.5121573303.

Subtracting from 479151973 its reverse (379151974), we obtain a palindrome (99999999).

The spelling of 479151973 in words is "four hundred seventy-nine million, one hundred fifty-one thousand, nine hundred seventy-three".