1264754045 has 8 divisors (see below), whose sum is σ = 1524899040. Its totient is φ = 1007007120.

The previous prime is 1264754039. The next prime is 1264754063. The reversal of 1264754045 is 5404574621.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1264754045 is a prime.

It is a congruent number.

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, 598355 + ... + 600464.

It is an arithmetic number, because the mean of its divisors is an integer number (190612380).

Almost surely, 2^1264754045 is an apocalyptic number.

It is an amenable number.

1264754045 is a deficient number, since it is larger than the sum of its proper divisors (260144995).

1264754045 is a wasteful number, since it uses less digits than its factorization.

1264754045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199035.

The product of its (nonzero) digits is 134400, while the sum is 38.

The square root of 1264754045 is about 35563.3806745084. The cubic root of 1264754045 is about 1081.4389954637.

The spelling of 1264754045 in words is "one billion, two hundred sixty-four million, seven hundred fifty-four thousand, forty-five".