1250043055 has 16 divisors (see below), whose sum is σ = 1542377088. Its totient is φ = 972000000.

The previous prime is 1250043029. The next prime is 1250043061. The reversal of 1250043055 is 5503400521.

It is not a de Polignac number, because 1250043055 - 2¹⁷ = 1249911983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44305 + ... + 66805.

It is an arithmetic number, because the mean of its divisors is an integer number (96398568).

Almost surely, 2^1250043055 is an apocalyptic number.

1250043055 is a deficient number, since it is larger than the sum of its proper divisors (292334033).

1250043055 is a wasteful number, since it uses less digits than its factorization.

1250043055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22818.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 1250043055 is about 35355.9479437336. The cubic root of 1250043055 is about 1077.2297127654.

Adding to 1250043055 its reverse (5503400521), we get a palindrome (6753443576).

It can be divided in two parts, 12500 and 43055, that added together give a palindrome (55555).

The spelling of 1250043055 in words is "one billion, two hundred fifty million, forty-three thousand, fifty-five".