2302135251 has 32 divisors (see below), whose sum is σ = 3458875392. Its totient is φ = 1351363200.

The previous prime is 2302135249. The next prime is 2302135267. The reversal of 2302135251 is 1525312032.

It is a happy number.

It is not a de Polignac number, because 2302135251 - 2¹ = 2302135249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2302135201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 340201 + ... + 346901.

It is an arithmetic number, because the mean of its divisors is an integer number (108089856).

Almost surely, 2^2302135251 is an apocalyptic number.

2302135251 is a deficient number, since it is larger than the sum of its proper divisors (1156740141).

2302135251 is a wasteful number, since it uses less digits than its factorization.

2302135251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7123.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 2302135251 is about 47980.5715993463. The cubic root of 2302135251 is about 1320.4144801472.

Adding to 2302135251 its reverse (1525312032), we get a palindrome (3827447283).

The spelling of 2302135251 in words is "two billion, three hundred two million, one hundred thirty-five thousand, two hundred fifty-one".