1012641244 has 12 divisors (see below), whose sum is σ = 1876364784. Its totient is φ = 476537024.

The previous prime is 1012641241. The next prime is 1012641269. The reversal of 1012641244 is 4421462101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012641241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7445824 + ... + 7445959.

It is an arithmetic number, because the mean of its divisors is an integer number (156363732).

Almost surely, 2^1012641244 is an apocalyptic number.

It is an amenable number.

1012641244 is a deficient number, since it is larger than the sum of its proper divisors (863723540).

1012641244 is a wasteful number, since it uses less digits than its factorization.

1012641244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14891804 (or 14891802 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 1012641244 is about 31822.0245113349. The cubic root of 1012641244 is about 1004.1961159831.

The spelling of 1012641244 in words is "one billion, twelve million, six hundred forty-one thousand, two hundred forty-four".