16513045 has 8 divisors (see below), whose sum is σ = 19869696. Its totient is φ = 13174416.

The previous prime is 16513031. The next prime is 16513073. The reversal of 16513045 is 54031561.

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 16513045 - 2⁷ = 16512917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2397 + ... + 6226.

It is an arithmetic number, because the mean of its divisors is an integer number (2483712).

Almost surely, 2^16513045 is an apocalyptic number.

It is an amenable number.

16513045 is a deficient number, since it is larger than the sum of its proper divisors (3356651).

16513045 is an equidigital number, since it uses as much as digits as its factorization.

16513045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9011.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 16513045 is about 4063.6246135685. The cubic root of 16513045 is about 254.6492422116.

The spelling of 16513045 in words is "sixteen million, five hundred thirteen thousand, forty-five".