140110306 has 12 divisors (see below), whose sum is σ = 244478358. Its totient is φ = 60047232.

The previous prime is 140110303. The next prime is 140110307. The reversal of 140110306 is 603011041.

140110306 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 115756081 + 24354225 = 10759^2 + 4935^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140110306.

It is not an unprimeable number, because it can be changed into a prime (140110301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 714751 + ... + 714946.

Almost surely, 2^140110306 is an apocalyptic number.

140110306 is a deficient number, since it is larger than the sum of its proper divisors (104368052).

140110306 is a wasteful number, since it uses less digits than its factorization.

140110306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1429713 (or 1429706 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 140110306 is about 11836.8199276664. The cubic root of 140110306 is about 519.3857465883.

Adding to 140110306 its reverse (603011041), we get a palindrome (743121347).

The spelling of 140110306 in words is "one hundred forty million, one hundred ten thousand, three hundred six".