1264426283 has 2 divisors, whose sum is σ = 1264426284. Its totient is φ = 1264426282.

The previous prime is 1264426259. The next prime is 1264426297. The reversal of 1264426283 is 3826244621.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1264426283 - 2²⁶ = 1197317419 is a prime.

It is not a weakly prime, because it can be changed into another prime (1264426253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632213141 + 632213142.

It is an arithmetic number, because the mean of its divisors is an integer number (632213142).

Almost surely, 2^1264426283 is an apocalyptic number.

1264426283 is a deficient number, since it is larger than the sum of its proper divisors (1).

1264426283 is an equidigital number, since it uses as much as digits as its factorization.

1264426283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 110592, while the sum is 38.

The square root of 1264426283 is about 35558.7722369600. The cubic root of 1264426283 is about 1081.3455688055.

The spelling of 1264426283 in words is "one billion, two hundred sixty-four million, four hundred twenty-six thousand, two hundred eighty-three".