140144132123 has 4 divisors (see below), whose sum is σ = 140175650880. Its totient is φ = 140112613368.

The previous prime is 140144132039. The next prime is 140144132153. The reversal of 140144132123 is 321231441041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140144132123 - 2⁸ = 140144131867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140144132092 and 140144132101.

It is not an unprimeable number, because it can be changed into a prime (140144132153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15752708 + ... + 15761601.

It is an arithmetic number, because the mean of its divisors is an integer number (35043912720).

Almost surely, 2^140144132123 is an apocalyptic number.

140144132123 is a deficient number, since it is larger than the sum of its proper divisors (31518757).

140144132123 is an equidigital number, since it uses as much as digits as its factorization.

140144132123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31518756.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 140144132123 its reverse (321231441041), we get a palindrome (461375573164).

The spelling of 140144132123 in words is "one hundred forty billion, one hundred forty-four million, one hundred thirty-two thousand, one hundred twenty-three".