1266238483 has 2 divisors, whose sum is σ = 1266238484. Its totient is φ = 1266238482.

The previous prime is 1266238433. The next prime is 1266238487. The reversal of 1266238483 is 3848326621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1266238483 is a prime.

It is not a weakly prime, because it can be changed into another prime (1266238487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 633119241 + 633119242.

It is an arithmetic number, because the mean of its divisors is an integer number (633119242).

Almost surely, 2^1266238483 is an apocalyptic number.

1266238483 is a deficient number, since it is larger than the sum of its proper divisors (1).

1266238483 is an equidigital number, since it uses as much as digits as its factorization.

1266238483 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 43.

The square root of 1266238483 is about 35584.2448704479. The cubic root of 1266238483 is about 1081.8619239370.

The spelling of 1266238483 in words is "one billion, two hundred sixty-six million, two hundred thirty-eight thousand, four hundred eighty-three".