140111701 has 8 divisors (see below), whose sum is σ = 143178840. Its totient is φ = 137060352.

The previous prime is 140111689. The next prime is 140111737. The reversal of 140111701 is 107111041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 27772900 + 112338801 = 5270^2 + 10599^2 .

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 140111701 - 2¹¹ = 140109653 is a prime.

It is a super-2 number, since 2×140111701² = 39262577514226802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140111771) 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, 14965 + ... + 22453.

It is an arithmetic number, because the mean of its divisors is an integer number (17897355).

Almost surely, 2^140111701 is an apocalyptic number.

It is an amenable number.

140111701 is a deficient number, since it is larger than the sum of its proper divisors (3067139).

140111701 is an equidigital number, since it uses as much as digits as its factorization.

140111701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7895.

The product of its (nonzero) digits is 28, while the sum is 16.

The square root of 140111701 is about 11836.8788538195. The cubic root of 140111701 is about 519.3874703271.

Adding to 140111701 its reverse (107111041), we get a palindrome (247222742).

The spelling of 140111701 in words is "one hundred forty million, one hundred eleven thousand, seven hundred one".