2153310251 has 16 divisors (see below), whose sum is σ = 2256242688. Its totient is φ = 2052624000.

The previous prime is 2153310227. The next prime is 2153310293. The reversal of 2153310251 is 1520133512.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2153310251 - 2¹⁴ = 2153293867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2153310221) 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, 1030730 + ... + 1032816.

It is an arithmetic number, because the mean of its divisors is an integer number (141015168).

Almost surely, 2^2153310251 is an apocalyptic number.

2153310251 is a deficient number, since it is larger than the sum of its proper divisors (102932437).

2153310251 is a wasteful number, since it uses less digits than its factorization.

2153310251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2602.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 2153310251 is about 46403.7741029757. The cubic root of 2153310251 is about 1291.3249314161.

Adding to 2153310251 its reverse (1520133512), we get a palindrome (3673443763).

The spelling of 2153310251 in words is "two billion, one hundred fifty-three million, three hundred ten thousand, two hundred fifty-one".