2531230049 has 2 divisors, whose sum is σ = 2531230050. Its totient is φ = 2531230048.

The previous prime is 2531230007. The next prime is 2531230057. The reversal of 2531230049 is 9400321352.

2531230049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1553542225 + 977687824 = 39415^2 + 31268^2 .

It is a cyclic number.

It is not a de Polignac number, because 2531230049 - 2⁸ = 2531229793 is a prime.

It is not a weakly prime, because it can be changed into another prime (2531230099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265615024 + 1265615025.

It is an arithmetic number, because the mean of its divisors is an integer number (1265615025).

Almost surely, 2^2531230049 is an apocalyptic number.

It is an amenable number.

2531230049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2531230049 is an equidigital number, since it uses as much as digits as its factorization.

2531230049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2531230049 is about 50311.3312187225. The cubic root of 2531230049 is about 1362.8368640347.

The spelling of 2531230049 in words is "two billion, five hundred thirty-one million, two hundred thirty thousand, forty-nine".