1264262612 has 12 divisors (see below), whose sum is σ = 2218393716. Its totient is φ = 630435840.

The previous prime is 1264262611. The next prime is 1264262617. The reversal of 1264262612 is 2162624621.

It can be written as a sum of positive squares in 2 ways, for example, as 1068374596 + 195888016 = 32686^2 + 13996^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264262611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422189 + ... + 425172.

It is an arithmetic number, because the mean of its divisors is an integer number (184866143).

Almost surely, 2^1264262612 is an apocalyptic number.

It is an amenable number.

1264262612 is a deficient number, since it is larger than the sum of its proper divisors (954131104).

1264262612 is a wasteful number, since it uses less digits than its factorization.

1264262612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847738 (or 847736 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 1264262612 is about 35556.4707472494. The cubic root of 1264262612 is about 1081.2989092915.

The spelling of 1264262612 in words is "one billion, two hundred sixty-four million, two hundred sixty-two thousand, six hundred twelve".