16694051 has 8 divisors (see below), whose sum is σ = 19283184. Its totient is φ = 14283520.

The previous prime is 16694047. The next prime is 16694059. The reversal of 16694051 is 15049661.

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 16694051 - 2² = 16694047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16693999 and 16694017.

It is not an unprimeable number, because it can be changed into a prime (16694059) 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, 44450 + ... + 44823.

It is an arithmetic number, because the mean of its divisors is an integer number (2410398).

Almost surely, 2^16694051 is an apocalyptic number.

16694051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16694051 is a deficient number, since it is larger than the sum of its proper divisors (2589133).

16694051 is a wasteful number, since it uses less digits than its factorization.

16694051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89301.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 16694051 is about 4085.8354102925. The cubic root of 16694051 is about 255.5763000664.

The spelling of 16694051 in words is "sixteen million, six hundred ninety-four thousand, fifty-one".