1255703211 has 24 divisors (see below), whose sum is σ = 2078017760. Its totient is φ = 715775616.

The previous prime is 1255703201. The next prime is 1255703221. The reversal of 1255703211 is 1123075521.

It is an interprime number because it is at equal distance from previous prime (1255703201) and next prime (1255703221).

It is not a de Polignac number, because 1255703211 - 2¹¹ = 1255701163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1255703201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1401 + ... + 50133.

Almost surely, 2^1255703211 is an apocalyptic number.

1255703211 is a deficient number, since it is larger than the sum of its proper divisors (822314549).

1255703211 is a wasteful number, since it uses less digits than its factorization.

1255703211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49155 (or 49152 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 1255703211 is about 35435.9028528977. The cubic root of 1255703211 is about 1078.8531524544.

Adding to 1255703211 its reverse (1123075521), we get a palindrome (2378778732).

The spelling of 1255703211 in words is "one billion, two hundred fifty-five million, seven hundred three thousand, two hundred eleven".