19038483091 has 2 divisors, whose sum is σ = 19038483092. Its totient is φ = 19038483090.

The previous prime is 19038483083. The next prime is 19038483097.

It is a happy number.

19038483091 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 19038483091 - 2³ = 19038483083 is a prime.

It is not a weakly prime, because it can be changed into another prime (19038483097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9519241545 + 9519241546.

It is an arithmetic number, because the mean of its divisors is an integer number (9519241546).

Almost surely, 2^19038483091 is an apocalyptic number.

19038483091 is a deficient number, since it is larger than the sum of its proper divisors (1).

19038483091 is an equidigital number, since it uses as much as digits as its factorization.

19038483091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 46.

The spelling of 19038483091 in words is "nineteen billion, thirty-eight million, four hundred eighty-three thousand, ninety-one".