1264041204 has 24 divisors (see below), whose sum is σ = 2951219040. Its totient is φ = 421091424.

The previous prime is 1264041197. The next prime is 1264041217. The reversal of 1264041204 is 4021404621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10794 + ... + 51425.

It is an arithmetic number, because the mean of its divisors is an integer number (122967460).

Almost surely, 2^1264041204 is an apocalyptic number.

It is an amenable number.

1264041204 is an abundant number, since it is smaller than the sum of its proper divisors (1687177836).

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

1264041204 is a wasteful number, since it uses less digits than its factorization.

1264041204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63919 (or 63917 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1264041204 is about 35553.3571410633. The cubic root of 1264041204 is about 1081.2357836392.

Adding to 1264041204 its reverse (4021404621), we get a palindrome (5285445825).

The spelling of 1264041204 in words is "one billion, two hundred sixty-four million, forty-one thousand, two hundred four".