1264134048 has 48 divisors (see below), whose sum is σ = 3323690496. Its totient is φ = 420700160.

The previous prime is 1264134037. The next prime is 1264134061. The reversal of 1264134048 is 8404314621.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51265 + ... + 71807.

It is an arithmetic number, because the mean of its divisors is an integer number (69243552).

Almost surely, 2^1264134048 is an apocalyptic number.

It is an amenable number.

1264134048 is an abundant number, since it is smaller than the sum of its proper divisors (2059556448).

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

1264134048 is a wasteful number, since it uses less digits than its factorization.

1264134048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21197 (or 21189 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 1264134048 is about 35554.6628165702. The cubic root of 1264134048 is about 1081.2622552967.

Adding to 1264134048 its reverse (8404314621), we get a palindrome (9668448669).

The spelling of 1264134048 in words is "one billion, two hundred sixty-four million, one hundred thirty-four thousand, forty-eight".