1255923150 has 96 divisors (see below), whose sum is σ = 3236840448. Its totient is φ = 321926400.

The previous prime is 1255923133. The next prime is 1255923157. The reversal of 1255923150 is 513295521.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255923157) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 757122 + ... + 758778.

It is an arithmetic number, because the mean of its divisors is an integer number (33717088).

Almost surely, 2^1255923150 is an apocalyptic number.

1255923150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1255923150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1618420224).

1255923150 is an abundant number, since it is smaller than the sum of its proper divisors (1980917298).

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

1255923150 is a wasteful number, since it uses less digits than its factorization.

1255923150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866 (or 1861 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 33.

The square root of 1255923150 is about 35439.0060526533. The cubic root of 1255923150 is about 1078.9161365601.

The spelling of 1255923150 in words is "one billion, two hundred fifty-five million, nine hundred twenty-three thousand, one hundred fifty".