140011 has 4 divisors (see below), whose sum is σ = 147400. Its totient is φ = 132624.

The previous prime is 140009. The next prime is 140053. The reversal of 140011 is 110041.

It is a happy number.

140011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110041 = 17 ⋅6473.

It is a cyclic number.

It is not a de Polignac number, because 140011 - 2^{1} = 140009 is a prime.

It is a Duffinian number.

140011 is a lucky number.

It is a junction number, because it is equal to *n*+sod(*n*) for *n* = 139976 and 140003.

It is not an unprimeable number, because it can be changed into a prime (140071) 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, 3666 + ... + 3703.

It is an arithmetic number, because the mean of its divisors is an integer number (36850).

2^{140011} is an apocalyptic number.

140011 is a deficient number, since it is larger than the sum of its proper divisors (7389).

140011 is an equidigital number, since it uses as much as digits as its factorization.

140011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7388.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 140011 is about 374.1804377570. The cubic root of 140011 is about 51.9263009218.

Adding to 140011 its reverse (110041), we get a palindrome (250052).

It can be divided in two parts, 1400 and 11, that multiplied together give a triangular number (15400 = T_{175}).

The spelling of 140011 in words is "one hundred forty thousand, eleven", and thus it is an iban number.

• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.105 sec. • engine limits •