253414453 has 4 divisors (see below), whose sum is σ = 253478188. Its totient is φ = 253350720.

The previous prime is 253414433. The next prime is 253414489. The reversal of 253414453 is 354414352.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 216472369 + 36942084 = 14713^2 + 6078^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253414453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253414423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25476 + ... + 33997.

It is an arithmetic number, because the mean of its divisors is an integer number (63369547).

Almost surely, 2^253414453 is an apocalyptic number.

It is an amenable number.

253414453 is a deficient number, since it is larger than the sum of its proper divisors (63735).

253414453 is an equidigital number, since it uses as much as digits as its factorization.

253414453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63734.

The product of its digits is 28800, while the sum is 31.

The square root of 253414453 is about 15918.9966078268. The cubic root of 253414453 is about 632.8155272401.

The spelling of 253414453 in words is "two hundred fifty-three million, four hundred fourteen thousand, four hundred fifty-three".