16057929 has 4 divisors (see below), whose sum is σ = 21410576. Its totient is φ = 10705284.

The previous prime is 16057919. The next prime is 16057949. The reversal of 16057929 is 92975061.

16057929 = 936² + 937² + ... + 953².

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, and also an emirpimes, since its reverse is a distinct semiprime: 92975061 = 3 ⋅30991687.

It is not a de Polignac number, because 16057929 - 2⁴ = 16057913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16057919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2676319 + ... + 2676324.

It is an arithmetic number, because the mean of its divisors is an integer number (5352644).

Almost surely, 2^16057929 is an apocalyptic number.

It is an amenable number.

16057929 is a deficient number, since it is larger than the sum of its proper divisors (5352647).

16057929 is an equidigital number, since it uses as much as digits as its factorization.

16057929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5352646.

The product of its (nonzero) digits is 34020, while the sum is 39.

The square root of 16057929 is about 4007.2345826018. The cubic root of 16057929 is about 252.2879518949.

The spelling of 16057929 in words is "sixteen million, fifty-seven thousand, nine hundred twenty-nine".