1255426953 has 16 divisors (see below), whose sum is σ = 1860532416. Its totient is φ = 746507840.

The previous prime is 1255426943. The next prime is 1255426967. The reversal of 1255426953 is 3596245521.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1255426953 - 2⁴ = 1255426937 is a prime.

It is a super-3 number, since 3×1255426953³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1255426903) 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, 357150 + ... + 360647.

It is an arithmetic number, because the mean of its divisors is an integer number (116283276).

Almost surely, 2^1255426953 is an apocalyptic number.

It is an amenable number.

1255426953 is a deficient number, since it is larger than the sum of its proper divisors (605105463).

1255426953 is a wasteful number, since it uses less digits than its factorization.

1255426953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717864.

The product of its digits is 324000, while the sum is 42.

The square root of 1255426953 is about 35432.0046426956. The cubic root of 1255426953 is about 1078.7740298106.

The spelling of 1255426953 in words is "one billion, two hundred fifty-five million, four hundred twenty-six thousand, nine hundred fifty-three".