340187000389 has 2 divisors, whose sum is σ = 340187000390. Its totient is φ = 340187000388.

The previous prime is 340187000353. The next prime is 340187000393. The reversal of 340187000389 is 983000781043.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 334826564164 + 5360436225 = 578642^2 + 73215^2 .

It is an emirp because it is prime and its reverse (983000781043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340187000389 - 2²⁷ = 340052782661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340187000089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170093500194 + 170093500195.

It is an arithmetic number, because the mean of its divisors is an integer number (170093500195).

Almost surely, 2^340187000389 is an apocalyptic number.

It is an amenable number.

340187000389 is a deficient number, since it is larger than the sum of its proper divisors (1).

340187000389 is an equidigital number, since it uses as much as digits as its factorization.

340187000389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 340187000389 in words is "three hundred forty billion, one hundred eighty-seven million, three hundred eighty-nine", and thus it is an aban number.