3455197819 has 2 divisors, whose sum is σ = 3455197820. Its totient is φ = 3455197818.

The previous prime is 3455197817. The next prime is 3455197829. The reversal of 3455197819 is 9187915543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3455197819 - 2¹ = 3455197817 is a prime.

It is a super-2 number, since 2×3455197819² = 23876783936844713522, which contains 22 as substring.

Together with 3455197817, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3455197813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727598909 + 1727598910.

It is an arithmetic number, because the mean of its divisors is an integer number (1727598910).

Almost surely, 2^3455197819 is an apocalyptic number.

3455197819 is a deficient number, since it is larger than the sum of its proper divisors (1).

3455197819 is an equidigital number, since it uses as much as digits as its factorization.

3455197819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1360800, while the sum is 52.

The square root of 3455197819 is about 58780.9307428863. The cubic root of 3455197819 is about 1511.7882734230.

The spelling of 3455197819 in words is "three billion, four hundred fifty-five million, one hundred ninety-seven thousand, eight hundred nineteen".