340001003491 has 2 divisors, whose sum is σ = 340001003492. Its totient is φ = 340001003490.

The previous prime is 340001003477. The next prime is 340001003549. The reversal of 340001003491 is 194300100043.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340001003491 is a prime.

It is not a weakly prime, because it can be changed into another prime (340001003191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170000501745 + 170000501746.

It is an arithmetic number, because the mean of its divisors is an integer number (170000501746).

Almost surely, 2^340001003491 is an apocalyptic number.

340001003491 is a deficient number, since it is larger than the sum of its proper divisors (1).

340001003491 is an equidigital number, since it uses as much as digits as its factorization.

340001003491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 340001003491 in words is "three hundred forty billion, one million, three thousand, four hundred ninety-one".