140111612 has 6 divisors (see below), whose sum is σ = 245195328. Its totient is φ = 70055804.

The previous prime is 140111611. The next prime is 140111623. The reversal of 140111612 is 216111041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140111611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17513948 + ... + 17513955.

It is an arithmetic number, because the mean of its divisors is an integer number (40865888).

Almost surely, 2^140111612 is an apocalyptic number.

It is an amenable number.

140111612 is a deficient number, since it is larger than the sum of its proper divisors (105083716).

140111612 is a wasteful number, since it uses less digits than its factorization.

140111612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35027907 (or 35027905 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

The square root of 140111612 is about 11836.8750943820. The cubic root of 140111612 is about 519.3873603542.

Adding to 140111612 its reverse (216111041), we get a palindrome (356222653).

The spelling of 140111612 in words is "one hundred forty million, one hundred eleven thousand, six hundred twelve".