16051197 has 4 divisors (see below), whose sum is σ = 21401600. Its totient is φ = 10700796.

The previous prime is 16051193. The next prime is 16051201. The reversal of 16051197 is 79115061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (16051193) and next prime (16051201).

It is not a de Polignac number, because 16051197 - 2² = 16051193 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 (16051193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2675197 + ... + 2675202.

It is an arithmetic number, because the mean of its divisors is an integer number (5350400).

Almost surely, 2^16051197 is an apocalyptic number.

It is an amenable number.

16051197 is a deficient number, since it is larger than the sum of its proper divisors (5350403).

16051197 is an equidigital number, since it uses as much as digits as its factorization.

16051197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5350402.

The product of its (nonzero) digits is 1890, while the sum is 30.

The square root of 16051197 is about 4006.3945137742. The cubic root of 16051197 is about 252.2526912274.

The spelling of 16051197 in words is "sixteen million, fifty-one thousand, one hundred ninety-seven".