140022045 has 48 divisors (see below), whose sum is σ = 257662080. Its totient is φ = 70190208.

The previous prime is 140022017. The next prime is 140022059. The reversal of 140022045 is 540220041.

140022045 is a `hidden beast` number, since 1 + 400 + 220 + 45 = 666.

It is not a de Polignac number, because 140022045 - 2¹⁷ = 139890973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 59919 + ... + 62211.

It is an arithmetic number, because the mean of its divisors is an integer number (5367960).

Almost surely, 2^140022045 is an apocalyptic number.

140022045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140022045 is a deficient number, since it is larger than the sum of its proper divisors (117640035).

140022045 is a wasteful number, since it uses less digits than its factorization.

140022045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2386 (or 2383 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 140022045 is about 11833.0911008071. The cubic root of 140022045 is about 519.2766631672.

Adding to 140022045 its reverse (540220041), we get a palindrome (680242086).

The spelling of 140022045 in words is "one hundred forty million, twenty-two thousand, forty-five".