1038233687 has 2 divisors, whose sum is σ = 1038233688. Its totient is φ = 1038233686.

The previous prime is 1038233681. The next prime is 1038233699. The reversal of 1038233687 is 7863328301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1038233687 - 2⁴ = 1038233671 is a prime.

It is a super-2 number, since 2×1038233687² = 2155858377643227938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1038233681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519116843 + 519116844.

It is an arithmetic number, because the mean of its divisors is an integer number (519116844).

Almost surely, 2^1038233687 is an apocalyptic number.

1038233687 is a deficient number, since it is larger than the sum of its proper divisors (1).

1038233687 is an equidigital number, since it uses as much as digits as its factorization.

1038233687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 1038233687 is about 32221.6338350494. The cubic root of 1038233687 is about 1012.5855029556.

The spelling of 1038233687 in words is "one billion, thirty-eight million, two hundred thirty-three thousand, six hundred eighty-seven".