1264125008 has 20 divisors (see below), whose sum is σ = 2506202688. Its totient is φ = 617363040.

The previous prime is 1264125007. The next prime is 1264125041. The reversal of 1264125008 is 8005214621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264125007) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 918008 + ... + 919383.

Almost surely, 2^1264125008 is an apocalyptic number.

It is an amenable number.

1264125008 is a deficient number, since it is larger than the sum of its proper divisors (1242077680).

1264125008 is a wasteful number, since it uses less digits than its factorization.

1264125008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837442 (or 1837436 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 1264125008 is about 35554.5356881510. The cubic root of 1264125008 is about 1081.2596778712.

Adding to 1264125008 its reverse (8005214621), we get a palindrome (9269339629).

The spelling of 1264125008 in words is "one billion, two hundred sixty-four million, one hundred twenty-five thousand, eight".