479140877 has 4 divisors (see below), whose sum is σ = 480117216. Its totient is φ = 478164540.

The previous prime is 479140819. The next prime is 479140891. The reversal of 479140877 is 778041974.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 479140877 - 2⁸ = 479140621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479140897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487433 + ... + 488414.

It is an arithmetic number, because the mean of its divisors is an integer number (120029304).

Almost surely, 2^479140877 is an apocalyptic number.

It is an amenable number.

479140877 is a deficient number, since it is larger than the sum of its proper divisors (976339).

479140877 is an equidigital number, since it uses as much as digits as its factorization.

479140877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976338.

The product of its (nonzero) digits is 395136, while the sum is 47.

The square root of 479140877 is about 21889.2868088478. The cubic root of 479140877 is about 782.5061169212.

The spelling of 479140877 in words is "four hundred seventy-nine million, one hundred forty thousand, eight hundred seventy-seven".