103404919087919 has 2 divisors, whose sum is σ = 103404919087920. Its totient is φ = 103404919087918.

The previous prime is 103404919087889. The next prime is 103404919087931. The reversal of 103404919087919 is 919780919404301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103404919087919 is a prime.

It is a super-2 number, since 2×103404919087919² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103404919027919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51702459543959 + 51702459543960.

It is an arithmetic number, because the mean of its divisors is an integer number (51702459543960).

Almost surely, 2^{103404919087919} is an apocalyptic number.

103404919087919 is a deficient number, since it is larger than the sum of its proper divisors (1).

103404919087919 is an equidigital number, since it uses as much as digits as its factorization.

103404919087919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17635968, while the sum is 65.

The spelling of 103404919087919 in words is "one hundred three trillion, four hundred four billion, nine hundred nineteen million, eighty-seven thousand, nine hundred nineteen".