340834131 has 18 divisors (see below), whose sum is σ = 541142420. Its totient is φ = 206565480.

The previous prime is 340834111. The next prime is 340834183. The reversal of 340834131 is 131438043.

It is not a de Polignac number, because 340834131 - 2¹⁷ = 340703059 is a prime.

It is a super-2 number, since 2×340834131² = 232335809709050322, 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 = 340834095 and 340834104.

It is not an unprimeable number, because it can be changed into a prime (340834111) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 155401 + ... + 157578.

Almost surely, 2^340834131 is an apocalyptic number.

340834131 is a deficient number, since it is larger than the sum of its proper divisors (200308289).

340834131 is a wasteful number, since it uses less digits than its factorization.

340834131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313007 (or 312993 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 340834131 is about 18461.6936113673. The cubic root of 340834131 is about 698.5235075892.

The spelling of 340834131 in words is "three hundred forty million, eight hundred thirty-four thousand, one hundred thirty-one".