2449261517 has 2 divisors, whose sum is σ = 2449261518. Its totient is φ = 2449261516.

The previous prime is 2449261499. The next prime is 2449261531. The reversal of 2449261517 is 7151629442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2366433316 + 82828201 = 48646^2 + 9101^2 .

It is a cyclic number.

It is not a de Polignac number, because 2449261517 - 2⁶ = 2449261453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2449261537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1224630758 + 1224630759.

It is an arithmetic number, because the mean of its divisors is an integer number (1224630759).

Almost surely, 2^2449261517 is an apocalyptic number.

It is an amenable number.

2449261517 is a deficient number, since it is larger than the sum of its proper divisors (1).

2449261517 is an equidigital number, since it uses as much as digits as its factorization.

2449261517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 41.

The square root of 2449261517 is about 49490.0143160214. The cubic root of 2449261517 is about 1347.9642874674.

The spelling of 2449261517 in words is "two billion, four hundred forty-nine million, two hundred sixty-one thousand, five hundred seventeen".