1255880275 has 12 divisors (see below), whose sum is σ = 1677083632. Its totient is φ = 927419040.

The previous prime is 1255880273. The next prime is 1255880303. The reversal of 1255880275 is 5720885521.

It is not a de Polignac number, because 1255880275 - 2¹ = 1255880273 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1255880273) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1931799 + ... + 1932448.

Almost surely, 2^1255880275 is an apocalyptic number.

1255880275 is a deficient number, since it is larger than the sum of its proper divisors (421203357).

1255880275 is a wasteful number, since it uses less digits than its factorization.

1255880275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3864270 (or 3864265 counting only the distinct ones).

The product of its (nonzero) digits is 224000, while the sum is 43.

The square root of 1255880275 is about 35438.4011349271. The cubic root of 1255880275 is about 1078.9038589894.

The spelling of 1255880275 in words is "one billion, two hundred fifty-five million, eight hundred eighty thousand, two hundred seventy-five".