140431344043123 has 8 divisors (see below), whose sum is σ = 160564645283840. Its totient is φ = 120315962968200.

The previous prime is 140431344043121. The next prime is 140431344043141. The reversal of 140431344043123 is 321340443134041.

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

It is a cyclic number.

It is not a de Polignac number, because 140431344043123 - 2¹ = 140431344043121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140431344043121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4480024653 + ... + 4480055998.

It is an arithmetic number, because the mean of its divisors is an integer number (20070580660480).

Almost surely, 2^{140431344043123} is an apocalyptic number.

140431344043123 is a deficient number, since it is larger than the sum of its proper divisors (20133301240717).

140431344043123 is an equidigital number, since it uses as much as digits as its factorization.

140431344043123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8960082897.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 140431344043123 its reverse (321340443134041), we get a palindrome (461771787177164).

The spelling of 140431344043123 in words is "one hundred forty trillion, four hundred thirty-one billion, three hundred forty-four million, forty-three thousand, one hundred twenty-three".