103583997943 has 2 divisors, whose sum is σ = 103583997944. Its totient is φ = 103583997942.

The previous prime is 103583997917. The next prime is 103583997991. The reversal of 103583997943 is 349799385301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103583997943 - 2²⁹ = 103047127031 is a prime.

It is a super-3 number, since 3×103583997943³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103583997343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51791998971 + 51791998972.

It is an arithmetic number, because the mean of its divisors is an integer number (51791998972).

Almost surely, 2^103583997943 is an apocalyptic number.

103583997943 is a deficient number, since it is larger than the sum of its proper divisors (1).

103583997943 is an equidigital number, since it uses as much as digits as its factorization.

103583997943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22044960, while the sum is 61.

The spelling of 103583997943 in words is "one hundred three billion, five hundred eighty-three million, nine hundred ninety-seven thousand, nine hundred forty-three".