340015271 has 2 divisors, whose sum is σ = 340015272. Its totient is φ = 340015270.

The previous prime is 340015219. The next prime is 340015301. The reversal of 340015271 is 172510043.

It is a strong prime.

It is an emirp because it is prime and its reverse (172510043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340015271 - 2¹⁰ = 340014247 is a prime.

It is a super-2 number, since 2×340015271² = 231220769026406882, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340015201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170007635 + 170007636.

It is an arithmetic number, because the mean of its divisors is an integer number (170007636).

Almost surely, 2^340015271 is an apocalyptic number.

340015271 is a deficient number, since it is larger than the sum of its proper divisors (1).

340015271 is an equidigital number, since it uses as much as digits as its factorization.

340015271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 340015271 is about 18439.5030030638. The cubic root of 340015271 is about 697.9636539888.

The spelling of 340015271 in words is "three hundred forty million, fifteen thousand, two hundred seventy-one".