553085913 has 8 divisors (see below), whose sum is σ = 740534400. Its totient is φ = 367180688.

The previous prime is 553085893. The next prime is 553085917. The reversal of 553085913 is 319580355.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 553085913 - 2⁵ = 553085881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (553085917) 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, 384978 + ... + 386411.

It is an arithmetic number, because the mean of its divisors is an integer number (92566800).

Almost surely, 2^553085913 is an apocalyptic number.

It is an amenable number.

553085913 is a deficient number, since it is larger than the sum of its proper divisors (187448487).

553085913 is a wasteful number, since it uses less digits than its factorization.

553085913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771631.

The product of its (nonzero) digits is 81000, while the sum is 39.

The square root of 553085913 is about 23517.7786578580. The cubic root of 553085913 is about 820.8507495035.

The spelling of 553085913 in words is "five hundred fifty-three million, eighty-five thousand, nine hundred thirteen".