340035961 has 2 divisors, whose sum is σ = 340035962. Its totient is φ = 340035960.

The previous prime is 340035947. The next prime is 340035973. The reversal of 340035961 is 169530043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 335439225 + 4596736 = 18315^2 + 2144^2 .

It is an emirp because it is prime and its reverse (169530043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340035961 - 2⁷ = 340035833 is a prime.

It is not a weakly prime, because it can be changed into another prime (340035061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170017980 + 170017981.

It is an arithmetic number, because the mean of its divisors is an integer number (170017981).

Almost surely, 2^340035961 is an apocalyptic number.

It is an amenable number.

340035961 is a deficient number, since it is larger than the sum of its proper divisors (1).

340035961 is an equidigital number, since it uses as much as digits as its factorization.

340035961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 340035961 is about 18440.0640183271. The cubic root of 340035961 is about 697.9778107795.

The spelling of 340035961 in words is "three hundred forty million, thirty-five thousand, nine hundred sixty-one".