340401419 has 2 divisors, whose sum is σ = 340401420. Its totient is φ = 340401418.

The previous prime is 340401389. The next prime is 340401461. The reversal of 340401419 is 914104043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340401419 - 2²⁰ = 339352843 is a prime.

It is a super-2 number, since 2×340401419² = 231746252114427122, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (340401499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170200709 + 170200710.

It is an arithmetic number, because the mean of its divisors is an integer number (170200710).

Almost surely, 2^340401419 is an apocalyptic number.

340401419 is a deficient number, since it is larger than the sum of its proper divisors (1).

340401419 is an equidigital number, since it uses as much as digits as its factorization.

340401419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 340401419 is about 18449.9707045838. The cubic root of 340401419 is about 698.2277747779.

The spelling of 340401419 in words is "three hundred forty million, four hundred one thousand, four hundred nineteen".