477157871 has 2 divisors, whose sum is σ = 477157872. Its totient is φ = 477157870.

The previous prime is 477157831. The next prime is 477157907. The reversal of 477157871 is 178751774.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 477157871 - 2²⁶ = 410049007 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (477157831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238578935 + 238578936.

It is an arithmetic number, because the mean of its divisors is an integer number (238578936).

Almost surely, 2^477157871 is an apocalyptic number.

477157871 is a deficient number, since it is larger than the sum of its proper divisors (1).

477157871 is an equidigital number, since it uses as much as digits as its factorization.

477157871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 384160, while the sum is 47.

The square root of 477157871 is about 21843.9435771108. The cubic root of 477157871 is about 781.4251126954.

The spelling of 477157871 in words is "four hundred seventy-seven million, one hundred fifty-seven thousand, eight hundred seventy-one".