340151123 has 4 divisors (see below), whose sum is σ = 366316608. Its totient is φ = 313985640.

The previous prime is 340151099. The next prime is 340151143. The reversal of 340151123 is 321151043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321151043 = 5849 ⋅54907.

It is a cyclic number.

It is not a de Polignac number, because 340151123 - 2¹⁶ = 340085587 is a prime.

It is a super-2 number, since 2×340151123² = 231405572956322258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340151095 and 340151104.

It is not an unprimeable number, because it can be changed into a prime (340151143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13082723 + ... + 13082748.

It is an arithmetic number, because the mean of its divisors is an integer number (91579152).

Almost surely, 2^340151123 is an apocalyptic number.

340151123 is a deficient number, since it is larger than the sum of its proper divisors (26165485).

340151123 is a wasteful number, since it uses less digits than its factorization.

340151123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26165484.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 340151123 is about 18443.1863570263. The cubic root of 340151123 is about 698.0565979836.

The spelling of 340151123 in words is "three hundred forty million, one hundred fifty-one thousand, one hundred twenty-three".