140038313121 has 24 divisors (see below), whose sum is σ = 239145890880. Its totient is φ = 77262516576.

The previous prime is 140038313083. The next prime is 140038313123. The reversal of 140038313121 is 121313830041.

It is not a de Polignac number, because 140038313121 - 2¹⁰ = 140038312097 is a prime.

It is a super-2 number, since 2×140038313121² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (140038313123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38322835 + ... + 38326488.

It is an arithmetic number, because the mean of its divisors is an integer number (9964412120).

Almost surely, 2^140038313121 is an apocalyptic number.

It is an amenable number.

140038313121 is a deficient number, since it is larger than the sum of its proper divisors (99107577759).

140038313121 is a wasteful number, since it uses less digits than its factorization.

140038313121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76649365 (or 76649362 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The spelling of 140038313121 in words is "one hundred forty billion, thirty-eight million, three hundred thirteen thousand, one hundred twenty-one".