140100045 has 8 divisors (see below), whose sum is σ = 224160096. Its totient is φ = 74720016.

The previous prime is 140100031. The next prime is 140100047. The reversal of 140100045 is 540001041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140100045 - 2⁵ = 140100013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 9340003 = 140100045 / (1 + 4 + 0 + 1 + 0 + 0 + 0 + 4 + 5).

It is a junction number, because it is equal to n+sod(n) for n = 140099997 and 140100033.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140100047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4669987 + ... + 4670016.

It is an arithmetic number, because the mean of its divisors is an integer number (28020012).

Almost surely, 2^140100045 is an apocalyptic number.

140100045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140100045 is a deficient number, since it is larger than the sum of its proper divisors (84060051).

140100045 is an equidigital number, since it uses as much as digits as its factorization.

140100045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9340011.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 140100045 is about 11836.3864840584. The cubic root of 140100045 is about 519.3730671802.

Adding to 140100045 its reverse (540001041), we get a palindrome (680101086).

The spelling of 140100045 in words is "one hundred forty million, one hundred thousand, forty-five".