140513230345 has 16 divisors (see below), whose sum is σ = 176030514000. Its totient is φ = 107538617088.

The previous prime is 140513230337. The next prime is 140513230367. The reversal of 140513230345 is 543032315041.

It can be written as a sum of positive squares in 8 ways, for example, as 12375005049 + 128138225296 = 111243^2 + 357964^2 .

It is a cyclic number.

It is not a de Polignac number, because 140513230345 - 2³ = 140513230337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4429410 + ... + 4461019.

It is an arithmetic number, because the mean of its divisors is an integer number (11001907125).

Almost surely, 2^140513230345 is an apocalyptic number.

It is an amenable number.

140513230345 is a deficient number, since it is larger than the sum of its proper divisors (35517283655).

140513230345 is a wasteful number, since it uses less digits than its factorization.

140513230345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8890572.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 140513230345 its reverse (543032315041), we get a palindrome (683545545386).

The spelling of 140513230345 in words is "one hundred forty billion, five hundred thirteen million, two hundred thirty thousand, three hundred forty-five".