140123152435313 has 4 divisors (see below), whose sum is σ = 144954985277940. Its totient is φ = 135291319592688.

The previous prime is 140123152435267. The next prime is 140123152435363. The reversal of 140123152435313 is 313534251321041.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 43643767833649 + 96479384601664 = 6606343^2 + 9822392^2 .

It is a cyclic number.

It is not a de Polignac number, because 140123152435313 - 2⁴⁴ = 122530966390897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140123152435363) 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, 2415916421270 + ... + 2415916421327.

It is an arithmetic number, because the mean of its divisors is an integer number (36238746319485).

Almost surely, 2^{140123152435313} is an apocalyptic number.

It is an amenable number.

140123152435313 is a deficient number, since it is larger than the sum of its proper divisors (4831832842627).

140123152435313 is an equidigital number, since it uses as much as digits as its factorization.

140123152435313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4831832842626.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 140123152435313 in words is "one hundred forty trillion, one hundred twenty-three billion, one hundred fifty-two million, four hundred thirty-five thousand, three hundred thirteen".