140528683 has 2 divisors, whose sum is σ = 140528684. Its totient is φ = 140528682.

The previous prime is 140528677. The next prime is 140528699. The reversal of 140528683 is 386825041.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (386825041) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140528683 is a prime.

It is not a weakly prime, because it can be changed into another prime (140528623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70264341 + 70264342.

It is an arithmetic number, because the mean of its divisors is an integer number (70264342).

Almost surely, 2^140528683 is an apocalyptic number.

140528683 is a deficient number, since it is larger than the sum of its proper divisors (1).

140528683 is an equidigital number, since it uses as much as digits as its factorization.

140528683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 140528683 is about 11854.4794487147. The cubic root of 140528683 is about 519.9022042420.

The spelling of 140528683 in words is "one hundred forty million, five hundred twenty-eight thousand, six hundred eighty-three".