16540959 has 8 divisors (see below), whose sum is σ = 22082560. Its totient is φ = 11013336.

The previous prime is 16540919. The next prime is 16540967. The reversal of 16540959 is 95904561.

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

It is not a de Polignac number, because 16540959 - 2⁷ = 16540831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16540919) 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, 319 + ... + 5760.

It is an arithmetic number, because the mean of its divisors is an integer number (2760320).

Almost surely, 2^16540959 is an apocalyptic number.

16540959 is a deficient number, since it is larger than the sum of its proper divisors (5541601).

16540959 is an equidigital number, since it uses as much as digits as its factorization.

16540959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6989.

The product of its (nonzero) digits is 48600, while the sum is 39.

The square root of 16540959 is about 4067.0577817385. The cubic root of 16540959 is about 254.7926495879.

The spelling of 16540959 in words is "sixteen million, five hundred forty thousand, nine hundred fifty-nine".