140353423502323 has 4 divisors (see below), whose sum is σ = 140353524568800. Its totient is φ = 140353322435848.

The previous prime is 140353423502297. The next prime is 140353423502329. The reversal of 140353423502323 is 323205324353041.

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 140353423502323 - 2¹³ = 140353423494131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140353423502329) 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, 48420715 + ... + 51237412.

It is an arithmetic number, because the mean of its divisors is an integer number (35088381142200).

Almost surely, 2^{140353423502323} is an apocalyptic number.

140353423502323 is a deficient number, since it is larger than the sum of its proper divisors (101066477).

140353423502323 is an equidigital number, since it uses as much as digits as its factorization.

140353423502323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101066476.

The product of its (nonzero) digits is 777600, while the sum is 40.

Adding to 140353423502323 its reverse (323205324353041), we get a palindrome (463558747855364).

The spelling of 140353423502323 in words is "one hundred forty trillion, three hundred fifty-three billion, four hundred twenty-three million, five hundred two thousand, three hundred twenty-three".