479134587 has 4 divisors (see below), whose sum is σ = 638846120. Its totient is φ = 319423056.

The previous prime is 479134583. The next prime is 479134589. The reversal of 479134587 is 785431974.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 479134587 - 2² = 479134583 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (479134583) 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, 79855762 + ... + 79855767.

It is an arithmetic number, because the mean of its divisors is an integer number (159711530).

Almost surely, 2^479134587 is an apocalyptic number.

479134587 is a deficient number, since it is larger than the sum of its proper divisors (159711533).

479134587 is a wasteful number, since it uses less digits than its factorization.

479134587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159711532.

The product of its digits is 846720, while the sum is 48.

The square root of 479134587 is about 21889.1431307852. The cubic root of 479134587 is about 782.5026927473.

The spelling of 479134587 in words is "four hundred seventy-nine million, one hundred thirty-four thousand, five hundred eighty-seven".