340412432032109 has 2 divisors, whose sum is σ = 340412432032110. Its totient is φ = 340412432032108.

The previous prime is 340412432032093. The next prime is 340412432032121. The reversal of 340412432032109 is 901230234214043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230303297008009 + 110109135024100 = 15175747^2 + 10493290^2 .

It is a cyclic number.

It is not a de Polignac number, because 340412432032109 - 2⁴ = 340412432032093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340412432032609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170206216016054 + 170206216016055.

It is an arithmetic number, because the mean of its divisors is an integer number (170206216016055).

Almost surely, 2^{340412432032109} is an apocalyptic number.

It is an amenable number.

340412432032109 is a deficient number, since it is larger than the sum of its proper divisors (1).

340412432032109 is an equidigital number, since it uses as much as digits as its factorization.

340412432032109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 340412432032109 in words is "three hundred forty trillion, four hundred twelve billion, four hundred thirty-two million, thirty-two thousand, one hundred nine".