1255201276 has 24 divisors (see below), whose sum is σ = 2511205760. Its totient is φ = 537771312.

The previous prime is 1255201247. The next prime is 1255201291. The reversal of 1255201276 is 6721025521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124015 + ... + 133753.

Almost surely, 2^1255201276 is an apocalyptic number.

It is an amenable number.

1255201276 is an abundant number, since it is smaller than the sum of its proper divisors (1256004484).

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

1255201276 is a wasteful number, since it uses less digits than its factorization.

1255201276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14353 (or 14351 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 1255201276 is about 35428.8198505115. The cubic root of 1255201276 is about 1078.7093853815.

Adding to 1255201276 its reverse (6721025521), we get a palindrome (7976226797).

The spelling of 1255201276 in words is "one billion, two hundred fifty-five million, two hundred one thousand, two hundred seventy-six".