340400140131 has 32 divisors (see below), whose sum is σ = 488676188160. Its totient is φ = 210089029536.

The previous prime is 340400140123. The next prime is 340400140177. The reversal of 340400140131 is 131041004043.

It is not a de Polignac number, because 340400140131 - 2³ = 340400140123 is a prime.

It is a super-2 number, since 2×340400140131² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340400140098 and 340400140107.

It is not an unprimeable number, because it can be changed into a prime (340400140181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1635120 + ... + 1831506.

It is an arithmetic number, because the mean of its divisors is an integer number (15271130880).

Almost surely, 2^340400140131 is an apocalyptic number.

340400140131 is a deficient number, since it is larger than the sum of its proper divisors (148276048029).

340400140131 is a wasteful number, since it uses less digits than its factorization.

340400140131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197103.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 340400140131 its reverse (131041004043), we get a palindrome (471441144174).

The spelling of 340400140131 in words is "three hundred forty billion, four hundred million, one hundred forty thousand, one hundred thirty-one".