340434037 has 2 divisors, whose sum is σ = 340434038. Its totient is φ = 340434036.

The previous prime is 340434011. The next prime is 340434047. The reversal of 340434037 is 730434043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204804721 + 135629316 = 14311^2 + 11646^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340434037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 340433996 and 340434014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340434047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170217018 + 170217019.

It is an arithmetic number, because the mean of its divisors is an integer number (170217019).

Almost surely, 2^340434037 is an apocalyptic number.

It is an amenable number.

340434037 is a deficient number, since it is larger than the sum of its proper divisors (1).

340434037 is an equidigital number, since it uses as much as digits as its factorization.

340434037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 28.

The square root of 340434037 is about 18450.8546414522. The cubic root of 340434037 is about 698.2500759639.

The spelling of 340434037 in words is "three hundred forty million, four hundred thirty-four thousand, thirty-seven".