140085013 has 4 divisors (see below), whose sum is σ = 143342848. Its totient is φ = 136827180.

The previous prime is 140084953. The next prime is 140085041. The reversal of 140085013 is 310580041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140085013 - 2¹⁷ = 139953941 is a prime.

It is a super-3 number, since 3×140085013³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140085053) 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, 1628853 + ... + 1628938.

It is an arithmetic number, because the mean of its divisors is an integer number (35835712).

Almost surely, 2^140085013 is an apocalyptic number.

It is an amenable number.

140085013 is a deficient number, since it is larger than the sum of its proper divisors (3257835).

140085013 is an equidigital number, since it uses as much as digits as its factorization.

140085013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257834.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 140085013 is about 11835.7514759309. The cubic root of 140085013 is about 519.3544911805.

The spelling of 140085013 in words is "one hundred forty million, eighty-five thousand, thirteen".