477366913 has 4 divisors (see below), whose sum is σ = 477448020. Its totient is φ = 477285808.

The previous prime is 477366899. The next prime is 477366991. The reversal of 477366913 is 319663774.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 319663774 = 2 ⋅159831887.

It can be written as a sum of positive squares in 2 ways, for example, as 84217329 + 393149584 = 9177^2 + 19828^2 .

It is a cyclic number.

It is not a de Polignac number, because 477366913 - 2²¹ = 475269761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (477366413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30970 + ... + 43747.

It is an arithmetic number, because the mean of its divisors is an integer number (119362005).

Almost surely, 2^477366913 is an apocalyptic number.

It is an amenable number.

477366913 is a deficient number, since it is larger than the sum of its proper divisors (81107).

477366913 is an equidigital number, since it uses as much as digits as its factorization.

477366913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81106.

The product of its digits is 571536, while the sum is 46.

The square root of 477366913 is about 21848.7279492423. The cubic root of 477366913 is about 781.5392096778.

The spelling of 477366913 in words is "four hundred seventy-seven million, three hundred sixty-six thousand, nine hundred thirteen".