2261615039 has 2 divisors, whose sum is σ = 2261615040. Its totient is φ = 2261615038.

The previous prime is 2261615017. The next prime is 2261615051. The reversal of 2261615039 is 9305161622.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2261615039 is a prime.

It is a super-2 number, since 2×2261615039² = 10229805169261943042, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2261615089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1130807519 + 1130807520.

It is an arithmetic number, because the mean of its divisors is an integer number (1130807520).

Almost surely, 2^2261615039 is an apocalyptic number.

2261615039 is a deficient number, since it is larger than the sum of its proper divisors (1).

2261615039 is an equidigital number, since it uses as much as digits as its factorization.

2261615039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 2261615039 is about 47556.4405627671. The cubic root of 2261615039 is about 1312.6216440422.

The spelling of 2261615039 in words is "two billion, two hundred sixty-one million, six hundred fifteen thousand, thirty-nine".