2426280991 has 2 divisors, whose sum is σ = 2426280992. Its totient is φ = 2426280990.

The previous prime is 2426280947. The next prime is 2426281003. The reversal of 2426280991 is 1990826242.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2426280991 - 2²⁵ = 2392726559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2426280931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1213140495 + 1213140496.

It is an arithmetic number, because the mean of its divisors is an integer number (1213140496).

Almost surely, 2^2426280991 is an apocalyptic number.

2426280991 is a deficient number, since it is larger than the sum of its proper divisors (1).

2426280991 is an equidigital number, since it uses as much as digits as its factorization.

2426280991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 2426280991 is about 49257.2937847787. The cubic root of 2426280991 is about 1343.7352143287.

The spelling of 2426280991 in words is "two billion, four hundred twenty-six million, two hundred eighty thousand, nine hundred ninety-one".