973685092139 has 2 divisors, whose sum is σ = 973685092140. Its totient is φ = 973685092138.

The previous prime is 973685092129. The next prime is 973685092201. The reversal of 973685092139 is 931290586379.

It is a happy number.

It is an a-pointer prime, because the next prime (973685092201) can be obtained adding 973685092139 to its sum of digits (62).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-973685092139 is a prime.

It is not a weakly prime, because it can be changed into another prime (973685092129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486842546069 + 486842546070.

It is an arithmetic number, because the mean of its divisors is an integer number (486842546070).

Almost surely, 2^973685092139 is an apocalyptic number.

973685092139 is a deficient number, since it is larger than the sum of its proper divisors (1).

973685092139 is an equidigital number, since it uses as much as digits as its factorization.

973685092139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22044960, while the sum is 62.

The spelling of 973685092139 in words is "nine hundred seventy-three billion, six hundred eighty-five million, ninety-two thousand, one hundred thirty-nine".