478796971 has 2 divisors, whose sum is σ = 478796972. Its totient is φ = 478796970.

The previous prime is 478796963. The next prime is 478797013. The reversal of 478796971 is 179697874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 478796971 - 2³ = 478796963 is a prime.

It is not a weakly prime, because it can be changed into another prime (478796921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239398485 + 239398486.

It is an arithmetic number, because the mean of its divisors is an integer number (239398486).

Almost surely, 2^478796971 is an apocalyptic number.

478796971 is a deficient number, since it is larger than the sum of its proper divisors (1).

478796971 is an equidigital number, since it uses as much as digits as its factorization.

478796971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5334336, while the sum is 58.

The square root of 478796971 is about 21881.4298207407. The cubic root of 478796971 is about 782.3188560883.

It can be divided in two parts, 478 and 796971, that added together give a square (797449 = 893²).

The spelling of 478796971 in words is "four hundred seventy-eight million, seven hundred ninety-six thousand, nine hundred seventy-one".