513873877 has 8 divisors (see below), whose sum is σ = 565005312. Its totient is φ = 463478400.

The previous prime is 513873847. The next prime is 513873911. The reversal of 513873877 is 778378315.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-513873877 is a prime.

It is a super-2 number, since 2×513873877² = 528132722926022258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 513873877.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513873847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182524 + ... + 185317.

It is an arithmetic number, because the mean of its divisors is an integer number (70625664).

Almost surely, 2^513873877 is an apocalyptic number.

It is an amenable number.

513873877 is a deficient number, since it is larger than the sum of its proper divisors (51131435).

513873877 is a wasteful number, since it uses less digits than its factorization.

513873877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367979.

The product of its digits is 987840, while the sum is 49.

The square root of 513873877 is about 22668.7864033344. The cubic root of 513873877 is about 800.9747893539.

The spelling of 513873877 in words is "five hundred thirteen million, eight hundred seventy-three thousand, eight hundred seventy-seven".