140234411 has 8 divisors (see below), whose sum is σ = 148834224. Its totient is φ = 131673600.

The previous prime is 140234389. The next prime is 140234431. The reversal of 140234411 is 114432041.

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

It is a cyclic number.

It is not a de Polignac number, because 140234411 - 2¹⁴ = 140218027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140234431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2165 + ... + 16886.

It is an arithmetic number, because the mean of its divisors is an integer number (18604278).

Almost surely, 2^140234411 is an apocalyptic number.

140234411 is a deficient number, since it is larger than the sum of its proper divisors (8599813).

140234411 is a wasteful number, since it uses less digits than its factorization.

140234411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19501.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 140234411 is about 11842.0610959410. The cubic root of 140234411 is about 519.5390528120.

Adding to 140234411 its reverse (114432041), we get a palindrome (254666452).

The spelling of 140234411 in words is "one hundred forty million, two hundred thirty-four thousand, four hundred eleven".