1255760159 has 2 divisors, whose sum is σ = 1255760160. Its totient is φ = 1255760158.

The previous prime is 1255760153. The next prime is 1255760167. The reversal of 1255760159 is 9510675521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1255760159 - 2²⁰ = 1254711583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1255760153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627880079 + 627880080.

It is an arithmetic number, because the mean of its divisors is an integer number (627880080).

Almost surely, 2^1255760159 is an apocalyptic number.

1255760159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1255760159 is an equidigital number, since it uses as much as digits as its factorization.

1255760159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94500, while the sum is 41.

The square root of 1255760159 is about 35436.7063791205. The cubic root of 1255760159 is about 1078.8694614038.

The spelling of 1255760159 in words is "one billion, two hundred fifty-five million, seven hundred sixty thousand, one hundred fifty-nine".