1250445055 has 12 divisors (see below), whose sum is σ = 1554066072. Its totient is φ = 965857760.

The previous prime is 1250445041. The next prime is 1250445067. The reversal of 1250445055 is 5505440521.

It is not a de Polignac number, because 1250445055 - 2⁵ = 1250445023 is a prime.

It is a super-2 number, since 2×1250445055² = 3127225671147906050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144481 + ... + 152890.

It is an arithmetic number, because the mean of its divisors is an integer number (129505506).

Almost surely, 2^1250445055 is an apocalyptic number.

1250445055 is a deficient number, since it is larger than the sum of its proper divisors (303621017).

1250445055 is an equidigital number, since it uses as much as digits as its factorization.

1250445055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297434 (or 297405 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 1250445055 is about 35361.6325273594. The cubic root of 1250445055 is about 1077.3451754369.

Adding to 1250445055 its reverse (5505440521), we get a palindrome (6755885576).

The spelling of 1250445055 in words is "one billion, two hundred fifty million, four hundred forty-five thousand, fifty-five".