1255203096 has 128 divisors (see below), whose sum is σ = 3717895680. Its totient is φ = 345655296.

The previous prime is 1255203077. The next prime is 1255203101. The reversal of 1255203096 is 6903025521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 701515 + ... + 703301.

It is an arithmetic number, because the mean of its divisors is an integer number (29046060).

Almost surely, 2^1255203096 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1255203096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1858947840).

1255203096 is an abundant number, since it is smaller than the sum of its proper divisors (2462692584).

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

1255203096 is a wasteful number, since it uses less digits than its factorization.

1255203096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1953 (or 1949 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 1255203096 is about 35428.8455358060. The cubic root of 1255203096 is about 1078.7099067454.

The spelling of 1255203096 in words is "one billion, two hundred fifty-five million, two hundred three thousand, ninety-six".