1255122132 has 48 divisors (see below), whose sum is σ = 3200881152. Its totient is φ = 379622880.

The previous prime is 1255122109. The next prime is 1255122133. The reversal of 1255122132 is 2312215521.

1255122132 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255122133) 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, 63513 + ... + 80895.

It is an arithmetic number, because the mean of its divisors is an integer number (66685024).

Almost surely, 2^1255122132 is an apocalyptic number.

1255122132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1255122132 is an abundant number, since it is smaller than the sum of its proper divisors (1945759020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1255122132 is a wasteful number, since it uses less digits than its factorization.

1255122132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17948 (or 17946 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 1255122132 is about 35427.7028891234. The cubic root of 1255122132 is about 1078.6867130097.

Adding to 1255122132 its reverse (2312215521), we get a palindrome (3567337653).

The spelling of 1255122132 in words is "one billion, two hundred fifty-five million, one hundred twenty-two thousand, one hundred thirty-two".