2423259991 has 2 divisors, whose sum is σ = 2423259992. Its totient is φ = 2423259990.

The previous prime is 2423259947. The next prime is 2423260031. The reversal of 2423259991 is 1999523242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2423259991 - 2²¹ = 2421162839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2423253991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1211629995 + 1211629996.

It is an arithmetic number, because the mean of its divisors is an integer number (1211629996).

Almost surely, 2^2423259991 is an apocalyptic number.

2423259991 is a deficient number, since it is larger than the sum of its proper divisors (1).

2423259991 is an equidigital number, since it uses as much as digits as its factorization.

2423259991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 46.

The square root of 2423259991 is about 49226.6187240196. The cubic root of 2423259991 is about 1343.1772808658.

The spelling of 2423259991 in words is "two billion, four hundred twenty-three million, two hundred fifty-nine thousand, nine hundred ninety-one".