1250315400 has 48 divisors (see below), whose sum is σ = 3875979600. Its totient is φ = 333417280.

The previous prime is 1250315399. The next prime is 1250315431. The reversal of 1250315400 is 45130521.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1041330 + ... + 1042529.

It is an arithmetic number, because the mean of its divisors is an integer number (80749575).

Almost surely, 2^1250315400 is an apocalyptic number.

1250315400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1250315400 is an abundant number, since it is smaller than the sum of its proper divisors (2625664200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1250315400 is a wasteful number, since it uses less digits than its factorization.

1250315400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083878 (or 2083869 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1250315400 is about 35359.7992075747. The cubic root of 1250315400 is about 1077.3079385570.

Adding to 1250315400 its reverse (45130521), we get a palindrome (1295445921).

The spelling of 1250315400 in words is "one billion, two hundred fifty million, three hundred fifteen thousand, four hundred".