140331411 has 12 divisors (see below), whose sum is σ = 221128440. Its totient is φ = 85049280.

The previous prime is 140331409. The next prime is 140331419. The reversal of 140331411 is 114133041.

It is not a de Polignac number, because 140331411 - 2¹ = 140331409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140331419) 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 11 ways as a sum of consecutive naturals, for example, 708646 + ... + 708843.

It is an arithmetic number, because the mean of its divisors is an integer number (18427370).

Almost surely, 2^140331411 is an apocalyptic number.

140331411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

140331411 is a deficient number, since it is larger than the sum of its proper divisors (80797029).

140331411 is a wasteful number, since it uses less digits than its factorization.

140331411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417506 (or 1417503 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 140331411 is about 11846.1559587910. The cubic root of 140331411 is about 519.6588134157.

Adding to 140331411 its reverse (114133041), we get a palindrome (254464452).

The spelling of 140331411 in words is "one hundred forty million, three hundred thirty-one thousand, four hundred eleven".