345380697859 has 2 divisors, whose sum is σ = 345380697860. Its totient is φ = 345380697858.

The previous prime is 345380697853. The next prime is 345380697869. The reversal of 345380697859 is 958796083543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345380697859 - 2¹⁹ = 345380173571 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345380697794 and 345380697803.

It is not a weakly prime, because it can be changed into another prime (345380697853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172690348929 + 172690348930.

It is an arithmetic number, because the mean of its divisors is an integer number (172690348930).

Almost surely, 2^345380697859 is an apocalyptic number.

345380697859 is a deficient number, since it is larger than the sum of its proper divisors (1).

345380697859 is an equidigital number, since it uses as much as digits as its factorization.

345380697859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 195955200, while the sum is 67.

The spelling of 345380697859 in words is "three hundred forty-five billion, three hundred eighty million, six hundred ninety-seven thousand, eight hundred fifty-nine".