140041311 has 4 divisors (see below), whose sum is σ = 186721752. Its totient is φ = 93360872.

The previous prime is 140041309. The next prime is 140041313. The reversal of 140041311 is 113140041.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (140041309) and next prime (140041313).

It is a cyclic number.

It is not a de Polignac number, because 140041311 - 2¹ = 140041309 is a prime.

It is a super-2 number, since 2×140041311² = 39223137573197442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140041313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23340216 + ... + 23340221.

It is an arithmetic number, because the mean of its divisors is an integer number (46680438).

Almost surely, 2^140041311 is an apocalyptic number.

140041311 is a deficient number, since it is larger than the sum of its proper divisors (46680441).

140041311 is an equidigital number, since it uses as much as digits as its factorization.

140041311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46680440.

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

The square root of 140041311 is about 11833.9051458088. The cubic root of 140041311 is about 519.3004782871.

Adding to 140041311 its reverse (113140041), we get a palindrome (253181352).

The spelling of 140041311 in words is "one hundred forty million, forty-one thousand, three hundred eleven".