1255126046 has 4 divisors (see below), whose sum is σ = 1882689072. Its totient is φ = 627563022.

The previous prime is 1255126039. The next prime is 1255126051. The reversal of 1255126046 is 6406215521.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 313781510 + ... + 313781513.

It is an arithmetic number, because the mean of its divisors is an integer number (470672268).

Almost surely, 2^1255126046 is an apocalyptic number.

1255126046 is a deficient number, since it is larger than the sum of its proper divisors (627563026).

1255126046 is an equidigital number, since it uses as much as digits as its factorization.

1255126046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627563025.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 1255126046 is about 35427.7581283377. The cubic root of 1255126046 is about 1078.6878342752.

The spelling of 1255126046 in words is "one billion, two hundred fifty-five million, one hundred twenty-six thousand, forty-six".