2391454259 has 2 divisors, whose sum is σ = 2391454260. Its totient is φ = 2391454258.

The previous prime is 2391454217. The next prime is 2391454291. The reversal of 2391454259 is 9524541932.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2391454259 - 2²⁴ = 2374677043 is a prime.

It is not a weakly prime, because it can be changed into another prime (2391454759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1195727129 + 1195727130.

It is an arithmetic number, because the mean of its divisors is an integer number (1195727130).

Almost surely, 2^2391454259 is an apocalyptic number.

2391454259 is a deficient number, since it is larger than the sum of its proper divisors (1).

2391454259 is an equidigital number, since it uses as much as digits as its factorization.

2391454259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 388800, while the sum is 44.

The square root of 2391454259 is about 48902.4974720106. The cubic root of 2391454259 is about 1337.2748990146.

The spelling of 2391454259 in words is "two billion, three hundred ninety-one million, four hundred fifty-four thousand, two hundred fifty-nine".