103881599 has 2 divisors, whose sum is σ = 103881600. Its totient is φ = 103881598.

The previous prime is 103881587. The next prime is 103881647. The reversal of 103881599 is 995188301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103881599 - 2²⁴ = 87104383 is a prime.

It is a super-2 number, since 2×103881599² = 21582773221593602, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103881539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51940799 + 51940800.

It is an arithmetic number, because the mean of its divisors is an integer number (51940800).

Almost surely, 2^103881599 is an apocalyptic number.

103881599 is a deficient number, since it is larger than the sum of its proper divisors (1).

103881599 is an equidigital number, since it uses as much as digits as its factorization.

103881599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 44.

The square root of 103881599 is about 10192.2322873843. The cubic root of 103881599 is about 470.0884079958.

The spelling of 103881599 in words is "one hundred three million, eight hundred eighty-one thousand, five hundred ninety-nine".