16214151 has 4 divisors (see below), whose sum is σ = 21618872. Its totient is φ = 10809432.

The previous prime is 16214129. The next prime is 16214153. The reversal of 16214151 is 15141261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15141261 = 3 ⋅5047087.

It is not a de Polignac number, because 16214151 - 2⁵ = 16214119 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 (16214153) 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, 2702356 + ... + 2702361.

It is an arithmetic number, because the mean of its divisors is an integer number (5404718).

Almost surely, 2^16214151 is an apocalyptic number.

16214151 is a deficient number, since it is larger than the sum of its proper divisors (5404721).

16214151 is an equidigital number, since it uses as much as digits as its factorization.

16214151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5404720.

The product of its digits is 240, while the sum is 21.

The square root of 16214151 is about 4026.6798978811. The cubic root of 16214151 is about 253.1034535539.

The spelling of 16214151 in words is "sixteen million, two hundred fourteen thousand, one hundred fifty-one".