2136453 has 16 divisors (see below), whose sum is σ = 3143232. Its totient is φ = 1280000.

The previous prime is 2136451. The next prime is 2136457. The reversal of 2136453 is 3546312.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2136453 - 2¹ = 2136451 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 (2136451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3013 + ... + 3653.

It is an arithmetic number, because the mean of its divisors is an integer number (196452).

2^2136453 is an apocalyptic number.

It is an amenable number.

2136453 is a deficient number, since it is larger than the sum of its proper divisors (1006779).

2136453 is a wasteful number, since it uses less digits than its factorization.

2136453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756.

The product of its digits is 2160, while the sum is 24.

The square root of 2136453 is about 1461.6610414183. The cubic root of 2136453 is about 128.7946374900.

It can be divided in two parts, 213 and 6453, that added together give a palindrome (6666).

The spelling of 2136453 in words is "two million, one hundred thirty-six thousand, four hundred fifty-three".