2603413081 has 2 divisors, whose sum is σ = 2603413082. Its totient is φ = 2603413080.

The previous prime is 2603413069. The next prime is 2603413147. The reversal of 2603413081 is 1803143062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2552775625 + 50637456 = 50525^2 + 7116^2 .

It is a cyclic number.

It is not a de Polignac number, because 2603413081 - 2⁹ = 2603412569 is a prime.

It is a super-2 number, since 2×2603413081² = 13555519340643825122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2603413061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1301706540 + 1301706541.

It is an arithmetic number, because the mean of its divisors is an integer number (1301706541).

Almost surely, 2^2603413081 is an apocalyptic number.

It is an amenable number.

2603413081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2603413081 is an equidigital number, since it uses as much as digits as its factorization.

2603413081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2603413081 is about 51023.6521723014. The cubic root of 2603413081 is about 1375.6702990339.

The spelling of 2603413081 in words is "two billion, six hundred three million, four hundred thirteen thousand, eighty-one".