2051326259 has 2 divisors, whose sum is σ = 2051326260. Its totient is φ = 2051326258.

The previous prime is 2051326247. The next prime is 2051326283. The reversal of 2051326259 is 9526231502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2051326259 - 2⁴ = 2051326243 is a prime.

It is not a weakly prime, because it can be changed into another prime (2051326229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025663129 + 1025663130.

It is an arithmetic number, because the mean of its divisors is an integer number (1025663130).

Almost surely, 2^2051326259 is an apocalyptic number.

2051326259 is a deficient number, since it is larger than the sum of its proper divisors (1).

2051326259 is an equidigital number, since it uses as much as digits as its factorization.

2051326259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 2051326259 is about 45291.5694031461. The cubic root of 2051326259 is about 1270.6079836384.

The spelling of 2051326259 in words is "two billion, fifty-one million, three hundred twenty-six thousand, two hundred fifty-nine".