1264065452 has 24 divisors (see below), whose sum is σ = 2385252576. Its totient is φ = 582686208.

The previous prime is 1264065437. The next prime is 1264065457. The reversal of 1264065452 is 2545604621.

It is a super-2 number, since 2×1264065452² = 3195722933879928608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1264065457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28028 + ... + 57564.

It is an arithmetic number, because the mean of its divisors is an integer number (99385524).

Almost surely, 2^1264065452 is an apocalyptic number.

It is an amenable number.

1264065452 is a deficient number, since it is larger than the sum of its proper divisors (1121187124).

1264065452 is a wasteful number, since it uses less digits than its factorization.

1264065452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30377 (or 30375 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 1264065452 is about 35553.6981480127. The cubic root of 1264065452 is about 1081.2426973479.

The spelling of 1264065452 in words is "one billion, two hundred sixty-four million, sixty-five thousand, four hundred fifty-two".