340151081 has 2 divisors, whose sum is σ = 340151082. Its totient is φ = 340151080.

The previous prime is 340151039. The next prime is 340151087. The reversal of 340151081 is 180151043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 333391081 + 6760000 = 18259^2 + 2600^2 .

It is a cyclic number.

It is not a de Polignac number, because 340151081 - 2⁶ = 340151017 is a prime.

It is a super-2 number, since 2×340151081² = 231405515810937122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (340151087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170075540 + 170075541.

It is an arithmetic number, because the mean of its divisors is an integer number (170075541).

Almost surely, 2^340151081 is an apocalyptic number.

It is an amenable number.

340151081 is a deficient number, since it is larger than the sum of its proper divisors (1).

340151081 is an equidigital number, since it uses as much as digits as its factorization.

340151081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 340151081 is about 18443.1852183944. The cubic root of 340151081 is about 698.0565692529.

The spelling of 340151081 in words is "three hundred forty million, one hundred fifty-one thousand, eighty-one".