893431513 has 12 divisors (see below), whose sum is σ = 983851920. Its totient is φ = 810718896.

The previous prime is 893431499. The next prime is 893431529. The reversal of 893431513 is 315134398.

893431513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 893431513 - 2⁹ = 893431001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (893431543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34831 + ... + 54772.

It is an arithmetic number, because the mean of its divisors is an integer number (81987660).

Almost surely, 2^893431513 is an apocalyptic number.

It is an amenable number.

893431513 is a deficient number, since it is larger than the sum of its proper divisors (90420407).

893431513 is a wasteful number, since it uses less digits than its factorization.

893431513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89688 (or 89675 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 893431513 is about 29890.3247389519. The cubic root of 893431513 is about 963.1348307155.

The spelling of 893431513 in words is "eight hundred ninety-three million, four hundred thirty-one thousand, five hundred thirteen".