1238712883 has 2 divisors, whose sum is σ = 1238712884. Its totient is φ = 1238712882.

The previous prime is 1238712859. The next prime is 1238712889. The reversal of 1238712883 is 3882178321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1238712883 - 2⁵ = 1238712851 is a prime.

It is not a weakly prime, because it can be changed into another prime (1238712889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 619356441 + 619356442.

It is an arithmetic number, because the mean of its divisors is an integer number (619356442).

Almost surely, 2^1238712883 is an apocalyptic number.

1238712883 is a deficient number, since it is larger than the sum of its proper divisors (1).

1238712883 is an equidigital number, since it uses as much as digits as its factorization.

1238712883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 43.

The square root of 1238712883 is about 35195.3531449821. The cubic root of 1238712883 is about 1073.9652225398.

The spelling of 1238712883 in words is "one billion, two hundred thirty-eight million, seven hundred twelve thousand, eight hundred eighty-three".