16452131 has 2 divisors, whose sum is σ = 16452132. Its totient is φ = 16452130.

The previous prime is 16452097. The next prime is 16452143. The reversal of 16452131 is 13125461.

16452131 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 (13125461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16452131 - 2⁶ = 16452067 is a prime.

It is a super-2 number, since 2×16452131² = 541345228882322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16452097 and 16452106.

It is not a weakly prime, because it can be changed into another prime (16452151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226065 + 8226066.

It is an arithmetic number, because the mean of its divisors is an integer number (8226066).

Almost surely, 2^16452131 is an apocalyptic number.

16452131 is a deficient number, since it is larger than the sum of its proper divisors (1).

16452131 is an equidigital number, since it uses as much as digits as its factorization.

16452131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 23.

The square root of 16452131 is about 4056.1226559363. The cubic root of 16452131 is about 254.3357362020.

Adding to 16452131 its reverse (13125461), we get a palindrome (29577592).

The spelling of 16452131 in words is "sixteen million, four hundred fifty-two thousand, one hundred thirty-one".