140061005 has 8 divisors (see below), whose sum is σ = 192083712. Its totient is φ = 96041808.

The previous prime is 140060993. The next prime is 140061013. The reversal of 140061005 is 500160041.

It is a happy number.

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 140061005 - 2²⁴ = 123283789 is a prime.

It is a super-2 number, since 2×140061005² = 39234170243220050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2000837 + ... + 2000906.

It is an arithmetic number, because the mean of its divisors is an integer number (24010464).

Almost surely, 2^140061005 is an apocalyptic number.

It is an amenable number.

140061005 is a deficient number, since it is larger than the sum of its proper divisors (52022707).

140061005 is an equidigital number, since it uses as much as digits as its factorization.

140061005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4001755.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 140061005 is about 11834.7372171924. The cubic root of 140061005 is about 519.3248202097.

The spelling of 140061005 in words is "one hundred forty million, sixty-one thousand, five".