340140111 has 8 divisors (see below), whose sum is σ = 458616240. Its totient is φ = 224212032.

The previous prime is 340140107. The next prime is 340140113. The reversal of 340140111 is 111041043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 340140111 - 2² = 340140107 is a prime.

It is a super-2 number, since 2×340140111² = 231390590222184642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340140113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 636700 + ... + 637233.

It is an arithmetic number, because the mean of its divisors is an integer number (57327030).

Almost surely, 2^340140111 is an apocalyptic number.

340140111 is a deficient number, since it is larger than the sum of its proper divisors (118476129).

340140111 is a wasteful number, since it uses less digits than its factorization.

340140111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274025.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 340140111 is about 18442.8878161746. The cubic root of 340140111 is about 698.0490649768.

Adding to 340140111 its reverse (111041043), we get a palindrome (451181154).

The spelling of 340140111 in words is "three hundred forty million, one hundred forty thousand, one hundred eleven".