13819491341 has 2 divisors, whose sum is σ = 13819491342. Its totient is φ = 13819491340.

The previous prime is 13819491337. The next prime is 13819491359. The reversal of 13819491341 is 14319491831.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13678238116 + 141253225 = 116954^2 + 11885^2 .

It is a cyclic number.

It is not a de Polignac number, because 13819491341 - 2² = 13819491337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13819491292 and 13819491301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13819491391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6909745670 + 6909745671.

It is an arithmetic number, because the mean of its divisors is an integer number (6909745671).

Almost surely, 2^13819491341 is an apocalyptic number.

It is an amenable number.

13819491341 is a deficient number, since it is larger than the sum of its proper divisors (1).

13819491341 is an equidigital number, since it uses as much as digits as its factorization.

13819491341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 44.

The spelling of 13819491341 in words is "thirteen billion, eight hundred nineteen million, four hundred ninety-one thousand, three hundred forty-one".