16361253 has 12 divisors (see below), whose sum is σ = 23669100. Its totient is φ = 10890816.

The previous prime is 16361239. The next prime is 16361269. The reversal of 16361253 is 35216361.

16361253 is a `hidden beast` number, since 1 + 636 + 1 + 25 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11512449 + 4848804 = 3393^2 + 2202^2 .

It is not a de Polignac number, because 16361253 - 2⁸ = 16360997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16361053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8575 + ... + 10307.

It is an arithmetic number, because the mean of its divisors is an integer number (1972425).

Almost surely, 2^16361253 is an apocalyptic number.

It is an amenable number.

16361253 is a deficient number, since it is larger than the sum of its proper divisors (7307847).

16361253 is a wasteful number, since it uses less digits than its factorization.

16361253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788 (or 2785 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 16361253 is about 4044.9045724220. The cubic root of 16361253 is about 253.8665728224.

It can be divided in two parts, 163 and 61253, that added together give a palindrome (61416).

The spelling of 16361253 in words is "sixteen million, three hundred sixty-one thousand, two hundred fifty-three".