1250515012 has 6 divisors (see below), whose sum is σ = 2188401278. Its totient is φ = 625257504.

The previous prime is 1250514919. The next prime is 1250515027. The reversal of 1250515012 is 2105150521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1033365316 + 217149696 = 32146^2 + 14736^2 .

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 as a sum of consecutive naturals, namely, 156314373 + ... + 156314380.

Almost surely, 2^1250515012 is an apocalyptic number.

It is an amenable number.

1250515012 is a deficient number, since it is larger than the sum of its proper divisors (937886266).

1250515012 is a wasteful number, since it uses less digits than its factorization.

1250515012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312628757 (or 312628755 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 1250515012 is about 35362.6216788292. The cubic root of 1250515012 is about 1077.3652659987.

Adding to 1250515012 its reverse (2105150521), we get a palindrome (3355665533).

The spelling of 1250515012 in words is "one billion, two hundred fifty million, five hundred fifteen thousand, twelve".