1264297741 has 16 divisors (see below), whose sum is σ = 1509064704. Its totient is φ = 1035652464.

The previous prime is 1264297711. The next prime is 1264297759. The reversal of 1264297741 is 1477924621.

It is not a de Polignac number, because 1264297741 - 2⁷ = 1264297613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264297711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226996 + ... + 232498.

It is an arithmetic number, because the mean of its divisors is an integer number (94316544).

Almost surely, 2^1264297741 is an apocalyptic number.

It is an amenable number.

1264297741 is a deficient number, since it is larger than the sum of its proper divisors (244766963).

1264297741 is a wasteful number, since it uses less digits than its factorization.

1264297741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6960.

The product of its digits is 169344, while the sum is 43.

The square root of 1264297741 is about 35556.9647326652. The cubic root of 1264297741 is about 1081.3089242460.

The spelling of 1264297741 in words is "one billion, two hundred sixty-four million, two hundred ninety-seven thousand, seven hundred forty-one".