2506251337 has 2 divisors, whose sum is σ = 2506251338. Its totient is φ = 2506251336.

The previous prime is 2506251323. The next prime is 2506251343. The reversal of 2506251337 is 7331526052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2030313481 + 475937856 = 45059^2 + 21816^2 .

It is a cyclic number.

It is not a de Polignac number, because 2506251337 - 2¹¹ = 2506249289 is a prime.

It is not a weakly prime, because it can be changed into another prime (2506251347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1253125668 + 1253125669.

It is an arithmetic number, because the mean of its divisors is an integer number (1253125669).

Almost surely, 2^2506251337 is an apocalyptic number.

It is an amenable number.

2506251337 is a deficient number, since it is larger than the sum of its proper divisors (1).

2506251337 is an equidigital number, since it uses as much as digits as its factorization.

2506251337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 2506251337 is about 50062.4743395690. The cubic root of 2506251337 is about 1358.3391159811.

Adding to 2506251337 its reverse (7331526052), we get a palindrome (9837777389).

The spelling of 2506251337 in words is "two billion, five hundred six million, two hundred fifty-one thousand, three hundred thirty-seven".