2515276249 has 2 divisors, whose sum is σ = 2515276250. Its totient is φ = 2515276248.

The previous prime is 2515276229. The next prime is 2515276289. The reversal of 2515276249 is 9426725152.

2515276249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1587464649 + 927811600 = 39843^2 + 30460^2 .

It is a cyclic number.

It is not a de Polignac number, because 2515276249 - 2¹⁵ = 2515243481 is a prime.

It is a super-2 number, since 2×2515276249² = 12653229217567020002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2515276229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1257638124 + 1257638125.

It is an arithmetic number, because the mean of its divisors is an integer number (1257638125).

Almost surely, 2^2515276249 is an apocalyptic number.

It is an amenable number.

2515276249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2515276249 is an equidigital number, since it uses as much as digits as its factorization.

2515276249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 43.

The square root of 2515276249 is about 50152.5298364898. The cubic root of 2515276249 is about 1359.9676046565.

The spelling of 2515276249 in words is "two billion, five hundred fifteen million, two hundred seventy-six thousand, two hundred forty-nine".