140145055323 has 32 divisors (see below), whose sum is σ = 230544115200. Its totient is φ = 73741867776.

The previous prime is 140145055313. The next prime is 140145055333. The reversal of 140145055323 is 323550541041.

It is an interprime number because it is at equal distance from previous prime (140145055313) and next prime (140145055333).

It is not a de Polignac number, because 140145055323 - 2¹⁸ = 140144793179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140145055313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 515913 + ... + 739226.

It is an arithmetic number, because the mean of its divisors is an integer number (7204503600).

Almost surely, 2^140145055323 is an apocalyptic number.

140145055323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140145055323 is a deficient number, since it is larger than the sum of its proper divisors (90399059877).

140145055323 is a wasteful number, since it uses less digits than its factorization.

140145055323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255571.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 140145055323 its reverse (323550541041), we get a palindrome (463695596364).

The spelling of 140145055323 in words is "one hundred forty billion, one hundred forty-five million, fifty-five thousand, three hundred twenty-three".