140104545 has 16 divisors (see below), whose sum is σ = 256191360. Its totient is φ = 64047744.

The previous prime is 140104541. The next prime is 140104577. The reversal of 140104545 is 545401041.

It is a happy number.

It is not a de Polignac number, because 140104545 - 2² = 140104541 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (140104541) 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 15 ways as a sum of consecutive naturals, for example, 667060 + ... + 667269.

It is an arithmetic number, because the mean of its divisors is an integer number (16011960).

Almost surely, 2^140104545 is an apocalyptic number.

140104545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140104545 is a deficient number, since it is larger than the sum of its proper divisors (116086815).

140104545 is a wasteful number, since it uses less digits than its factorization.

140104545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334344.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 140104545 is about 11836.5765743309. The cubic root of 140104545 is about 519.3786278584.

Adding to 140104545 its reverse (545401041), we get a palindrome (685505586).

The spelling of 140104545 in words is "one hundred forty million, one hundred four thousand, five hundred forty-five".