1255200424 has 32 divisors (see below), whose sum is σ = 2407345920. Its totient is φ = 613283776.

The previous prime is 1255200407. The next prime is 1255200437. The reversal of 1255200424 is 4240025521.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277122 + ... + 281614.

It is an arithmetic number, because the mean of its divisors is an integer number (75229560).

Almost surely, 2^1255200424 is an apocalyptic number.

It is an amenable number.

1255200424 is a deficient number, since it is larger than the sum of its proper divisors (1152145496).

1255200424 is a wasteful number, since it uses less digits than its factorization.

1255200424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5289 (or 5285 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 1255200424 is about 35428.8078264003. The cubic root of 1255200424 is about 1078.7091413142.

Adding to 1255200424 its reverse (4240025521), we get a palindrome (5495225945).

The spelling of 1255200424 in words is "one billion, two hundred fifty-five million, two hundred thousand, four hundred twenty-four".