1255541670 has 24 divisors (see below), whose sum is σ = 3264408576. Its totient is φ = 334811088.

The previous prime is 1255541663. The next prime is 1255541671. The reversal of 1255541670 is 761455521.

1255541670 is a `hidden beast` number, since 1 + 2 + 55 + 541 + 67 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255541671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6975142 + ... + 6975321.

It is an arithmetic number, because the mean of its divisors is an integer number (136017024).

Almost surely, 2^1255541670 is an apocalyptic number.

1255541670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1255541670 is an abundant number, since it is smaller than the sum of its proper divisors (2008866906).

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

1255541670 is a wasteful number, since it uses less digits than its factorization.

1255541670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13950476 (or 13950473 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

The square root of 1255541670 is about 35433.6234387622. The cubic root of 1255541670 is about 1078.8068871454.

The spelling of 1255541670 in words is "one billion, two hundred fifty-five million, five hundred forty-one thousand, six hundred seventy".