16845513 has 8 divisors (see below), whose sum is σ = 22525728. Its totient is φ = 11197824.

The previous prime is 16845481. The next prime is 16845527. The reversal of 16845513 is 31554861.

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

It is not a de Polignac number, because 16845513 - 2⁵ = 16845481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16845013) 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, 6895 + ... + 9012.

It is an arithmetic number, because the mean of its divisors is an integer number (2815716).

Almost surely, 2^16845513 is an apocalyptic number.

It is an amenable number.

16845513 is a deficient number, since it is larger than the sum of its proper divisors (5680215).

16845513 is a wasteful number, since it uses less digits than its factorization.

16845513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16263.

The product of its digits is 14400, while the sum is 33.

The square root of 16845513 is about 4104.3285687186. The cubic root of 16845513 is about 256.3469061998.

The spelling of 16845513 in words is "sixteen million, eight hundred forty-five thousand, five hundred thirteen".