140502707 has 4 divisors (see below), whose sum is σ = 140591640. Its totient is φ = 140413776.

The previous prime is 140502697. The next prime is 140502737. The reversal of 140502707 is 707205041.

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

It is a cyclic number.

It is not a de Polignac number, because 140502707 - 2²⁶ = 73393843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140502737) 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 3 ways as a sum of consecutive naturals, for example, 42053 + ... + 45270.

It is an arithmetic number, because the mean of its divisors is an integer number (35147910).

Almost surely, 2^140502707 is an apocalyptic number.

140502707 is a deficient number, since it is larger than the sum of its proper divisors (88933).

140502707 is an equidigital number, since it uses as much as digits as its factorization.

140502707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88932.

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 140502707 is about 11853.3837784828. The cubic root of 140502707 is about 519.8701685238.

Adding to 140502707 its reverse (707205041), we get a palindrome (847707748).

The spelling of 140502707 in words is "one hundred forty million, five hundred two thousand, seven hundred seven".