140061007 has 8 divisors (see below), whose sum is σ = 150865920. Its totient is φ = 129649080.

The previous prime is 140060993. The next prime is 140061013. The reversal of 140061007 is 700160041.

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 a de Polignac number, because none of the positive numbers 2^k-140061007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140061907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97507 + ... + 98932.

It is an arithmetic number, because the mean of its divisors is an integer number (18858240).

Almost surely, 2^140061007 is an apocalyptic number.

140061007 is a deficient number, since it is larger than the sum of its proper divisors (10804913).

140061007 is a wasteful number, since it uses less digits than its factorization.

140061007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196493.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 140061007 is about 11834.7373016895. The cubic root of 140061007 is about 519.3248226816.

The spelling of 140061007 in words is "one hundred forty million, sixty-one thousand, seven".