340214129 has 4 divisors (see below), whose sum is σ = 340329840. Its totient is φ = 340098420.

The previous prime is 340214117. The next prime is 340214131. The reversal of 340214129 is 921412043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 921412043 = 293 ⋅3144751.

It is a cyclic number.

It is not a de Polignac number, because 340214129 - 2¹² = 340210033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340214098 and 340214107.

It is not an unprimeable number, because it can be changed into a prime (340214029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53327 + ... + 59364.

It is an arithmetic number, because the mean of its divisors is an integer number (85082460).

Almost surely, 2^340214129 is an apocalyptic number.

It is an amenable number.

340214129 is a deficient number, since it is larger than the sum of its proper divisors (115711).

340214129 is a wasteful number, since it uses less digits than its factorization.

340214129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115710.

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

The square root of 340214129 is about 18444.8943884209. The cubic root of 340214129 is about 698.0996955323.

The spelling of 340214129 in words is "three hundred forty million, two hundred fourteen thousand, one hundred twenty-nine".