1264484933 has 2 divisors, whose sum is σ = 1264484934. Its totient is φ = 1264484932.

The previous prime is 1264484927. The next prime is 1264484957. The reversal of 1264484933 is 3394844621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1264371364 + 113569 = 35558^2 + 337^2 .

It is a cyclic number.

It is not a de Polignac number, because 1264484933 - 2¹⁶ = 1264419397 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1264483933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632242466 + 632242467.

It is an arithmetic number, because the mean of its divisors is an integer number (632242467).

Almost surely, 2^1264484933 is an apocalyptic number.

It is an amenable number.

1264484933 is a deficient number, since it is larger than the sum of its proper divisors (1).

1264484933 is an equidigital number, since it uses as much as digits as its factorization.

1264484933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 44.

The square root of 1264484933 is about 35559.5969184129. The cubic root of 1264484933 is about 1081.3622878340.

The spelling of 1264484933 in words is "one billion, two hundred sixty-four million, four hundred eighty-four thousand, nine hundred thirty-three".