140328539 has 8 divisors (see below), whose sum is σ = 152591712. Its totient is φ = 128275200.

The previous prime is 140328533. The next prime is 140328553. The reversal of 140328539 is 935823041.

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-140328539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140328499 and 140328508.

It is not an unprimeable number, because it can be changed into a prime (140328533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51062 + ... + 53739.

It is an arithmetic number, because the mean of its divisors is an integer number (19073964).

Almost surely, 2^140328539 is an apocalyptic number.

140328539 is a deficient number, since it is larger than the sum of its proper divisors (12263173).

140328539 is a wasteful number, since it uses less digits than its factorization.

140328539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104917.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 140328539 is about 11846.0347374132. The cubic root of 140328539 is about 519.6552683070.

The spelling of 140328539 in words is "one hundred forty million, three hundred twenty-eight thousand, five hundred thirty-nine".