1255922741 has 2 divisors, whose sum is σ = 1255922742. Its totient is φ = 1255922740.

The previous prime is 1255922711. The next prime is 1255922761. The reversal of 1255922741 is 1472295521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1199236900 + 56685841 = 34630^2 + 7529^2 .

It is a cyclic number.

It is not a de Polignac number, because 1255922741 - 2²² = 1251728437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1255922695 and 1255922704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1255922711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627961370 + 627961371.

It is an arithmetic number, because the mean of its divisors is an integer number (627961371).

Almost surely, 2^1255922741 is an apocalyptic number.

It is an amenable number.

1255922741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1255922741 is an equidigital number, since it uses as much as digits as its factorization.

1255922741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 38.

The square root of 1255922741 is about 35439.0002821750. Note that the first 3 decimals coincide. The cubic root of 1255922741 is about 1078.9160194412.

The spelling of 1255922741 in words is "one billion, two hundred fifty-five million, nine hundred twenty-two thousand, seven hundred forty-one".