2513321051 has 2 divisors, whose sum is σ = 2513321052. Its totient is φ = 2513321050.

The previous prime is 2513321039. The next prime is 2513321071. The reversal of 2513321051 is 1501233152.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2513321051 - 2¹⁰ = 2513320027 is a prime.

It is not a weakly prime, because it can be changed into another prime (2513321071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256660525 + 1256660526.

It is an arithmetic number, because the mean of its divisors is an integer number (1256660526).

Almost surely, 2^2513321051 is an apocalyptic number.

2513321051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2513321051 is an equidigital number, since it uses as much as digits as its factorization.

2513321051 is an evil number, because the sum of its binary digits is even.

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

The square root of 2513321051 is about 50133.0335307968. The cubic root of 2513321051 is about 1359.6151324097.

The spelling of 2513321051 in words is "two billion, five hundred thirteen million, three hundred twenty-one thousand, fifty-one".