1264675117 has 2 divisors, whose sum is σ = 1264675118. Its totient is φ = 1264675116.

The previous prime is 1264675103. The next prime is 1264675121. The reversal of 1264675117 is 7115764621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 735168996 + 529506121 = 27114^2 + 23011^2 .

It is a cyclic number.

It is not a de Polignac number, because 1264675117 - 2⁷ = 1264674989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1264675117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1264675127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632337558 + 632337559.

It is an arithmetic number, because the mean of its divisors is an integer number (632337559).

Almost surely, 2^1264675117 is an apocalyptic number.

It is an amenable number.

1264675117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1264675117 is an equidigital number, since it uses as much as digits as its factorization.

1264675117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 40.

The square root of 1264675117 is about 35562.2709764154. The cubic root of 1264675117 is about 1081.4164989704.

The spelling of 1264675117 in words is "one billion, two hundred sixty-four million, six hundred seventy-five thousand, one hundred seventeen".