2461453549 has 2 divisors, whose sum is σ = 2461453550. Its totient is φ = 2461453548.

The previous prime is 2461453531. The next prime is 2461453649. The reversal of 2461453549 is 9453541642.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1340877924 + 1120575625 = 36618^2 + 33475^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2461453549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2461453529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1230726774 + 1230726775.

It is an arithmetic number, because the mean of its divisors is an integer number (1230726775).

Almost surely, 2^2461453549 is an apocalyptic number.

It is an amenable number.

2461453549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2461453549 is an equidigital number, since it uses as much as digits as its factorization.

2461453549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 43.

The square root of 2461453549 is about 49613.0380948395. The cubic root of 2461453549 is about 1350.1972366599.

The spelling of 2461453549 in words is "two billion, four hundred sixty-one million, four hundred fifty-three thousand, five hundred forty-nine".