1255411313 has 16 divisors (see below), whose sum is σ = 1386685440. Its totient is φ = 1129308096.

The previous prime is 1255411259. The next prime is 1255411351. The reversal of 1255411313 is 3131145521.

It is a cyclic number.

It is not a de Polignac number, because 1255411313 - 2⁶ = 1255411249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1255411013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141731 + ... + 150327.

It is an arithmetic number, because the mean of its divisors is an integer number (86667840).

Almost surely, 2^1255411313 is an apocalyptic number.

1255411313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1255411313 is a deficient number, since it is larger than the sum of its proper divisors (131274127).

1255411313 is a wasteful number, since it uses less digits than its factorization.

1255411313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8896.

The product of its digits is 1800, while the sum is 26.

The square root of 1255411313 is about 35431.7839375891. The cubic root of 1255411313 is about 1078.7695500342.

Adding to 1255411313 its reverse (3131145521), we get a palindrome (4386556834).

The spelling of 1255411313 in words is "one billion, two hundred fifty-five million, four hundred eleven thousand, three hundred thirteen".