1250566041 has 4 divisors (see below), whose sum is σ = 1667421392. Its totient is φ = 833710692.

The previous prime is 1250566039. The next prime is 1250566049. The reversal of 1250566041 is 1406650521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1250566041 - 2¹ = 1250566039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1250566049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208427671 + ... + 208427676.

It is an arithmetic number, because the mean of its divisors is an integer number (416855348).

Almost surely, 2^1250566041 is an apocalyptic number.

It is an amenable number.

1250566041 is a deficient number, since it is larger than the sum of its proper divisors (416855351).

1250566041 is an equidigital number, since it uses as much as digits as its factorization.

1250566041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416855350.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 1250566041 is about 35363.3431818882. The cubic root of 1250566041 is about 1077.3799202608.

The spelling of 1250566041 in words is "one billion, two hundred fifty million, five hundred sixty-six thousand, forty-one".