103781545319 has 2 divisors, whose sum is σ = 103781545320. Its totient is φ = 103781545318.

The previous prime is 103781545291. The next prime is 103781545339. The reversal of 103781545319 is 913545187301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103781545319 is a prime.

It is a super-2 number, since 2×103781545319² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103781545339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51890772659 + 51890772660.

It is an arithmetic number, because the mean of its divisors is an integer number (51890772660).

Almost surely, 2^103781545319 is an apocalyptic number.

103781545319 is a deficient number, since it is larger than the sum of its proper divisors (1).

103781545319 is an equidigital number, since it uses as much as digits as its factorization.

103781545319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 47.

The spelling of 103781545319 in words is "one hundred three billion, seven hundred eighty-one million, five hundred forty-five thousand, three hundred nineteen".