1255429841 has 2 divisors, whose sum is σ = 1255429842. Its totient is φ = 1255429840.

The previous prime is 1255429829. The next prime is 1255429871. The reversal of 1255429841 is 1489245521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 780364225 + 475065616 = 27935^2 + 21796^2 .

It is a cyclic number.

It is not a de Polignac number, because 1255429841 - 2²⁶ = 1188320977 is a prime.

It is a super-2 number, since 2×1255429841² = 3152208171346570562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1255429871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627714920 + 627714921.

It is an arithmetic number, because the mean of its divisors is an integer number (627714921).

Almost surely, 2^1255429841 is an apocalyptic number.

It is an amenable number.

1255429841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1255429841 is an equidigital number, since it uses as much as digits as its factorization.

1255429841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 115200, while the sum is 41.

The square root of 1255429841 is about 35432.0453967874. The cubic root of 1255429841 is about 1078.7748570184.

The spelling of 1255429841 in words is "one billion, two hundred fifty-five million, four hundred twenty-nine thousand, eight hundred forty-one".