2251502653 has 4 divisors (see below), whose sum is σ = 2257954300. Its totient is φ = 2245051008.

The previous prime is 2251502629. The next prime is 2251502707. The reversal of 2251502653 is 3562051522.

It is a happy number.

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 1758795844 + 492706809 = 41938^2 + 22197^2 .

It is a cyclic number.

It is not a de Polignac number, because 2251502653 - 2¹³ = 2251494461 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 (2251502623) 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, 3225300 + ... + 3225997.

It is an arithmetic number, because the mean of its divisors is an integer number (564488575).

Almost surely, 2^2251502653 is an apocalyptic number.

It is an amenable number.

2251502653 is a deficient number, since it is larger than the sum of its proper divisors (6451647).

2251502653 is an equidigital number, since it uses as much as digits as its factorization.

2251502653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6451646.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 2251502653 is about 47450.0016122234. The cubic root of 2251502653 is about 1310.6623407022.

The spelling of 2251502653 in words is "two billion, two hundred fifty-one million, five hundred two thousand, six hundred fifty-three".