16057031 has 2 divisors, whose sum is σ = 16057032. Its totient is φ = 16057030.

The previous prime is 16057009. The next prime is 16057037. The reversal of 16057031 is 13075061.

16057031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (13075061) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16057031 is a prime.

It is a super-2 number, since 2×16057031² = 515656489069922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16056988 and 16057006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16057037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8028515 + 8028516.

It is an arithmetic number, because the mean of its divisors is an integer number (8028516).

Almost surely, 2^16057031 is an apocalyptic number.

16057031 is a deficient number, since it is larger than the sum of its proper divisors (1).

16057031 is an equidigital number, since it uses as much as digits as its factorization.

16057031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 16057031 is about 4007.1225336892. The cubic root of 16057031 is about 252.2832489472.

The spelling of 16057031 in words is "sixteen million, fifty-seven thousand, thirty-one".