1250413401 has 4 divisors (see below), whose sum is σ = 1667217872. Its totient is φ = 833608932.

The previous prime is 1250413391. The next prime is 1250413453. The reversal of 1250413401 is 1043140521.

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 1250413401 - 2⁷ = 1250413273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1250413601) 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, 208402231 + ... + 208402236.

It is an arithmetic number, because the mean of its divisors is an integer number (416804468).

Almost surely, 2^1250413401 is an apocalyptic number.

It is an amenable number.

1250413401 is a deficient number, since it is larger than the sum of its proper divisors (416804471).

1250413401 is an equidigital number, since it uses as much as digits as its factorization.

1250413401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416804470.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1250413401 is about 35361.1849490370. The cubic root of 1250413401 is about 1077.3360846544.

Adding to 1250413401 its reverse (1043140521), we get a palindrome (2293553922).

The spelling of 1250413401 in words is "one billion, two hundred fifty million, four hundred thirteen thousand, four hundred one".