201612793 has 2 divisors, whose sum is σ = 201612794. Its totient is φ = 201612792.

The previous prime is 201612791. The next prime is 201612811. The reversal of 201612793 is 397216102.

201612793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105513984 + 96098809 = 10272^2 + 9803^2 .

It is a cyclic number.

It is not a de Polignac number, because 201612793 - 2¹ = 201612791 is a prime.

Together with 201612791, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (201612791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100806396 + 100806397.

It is an arithmetic number, because the mean of its divisors is an integer number (100806397).

Almost surely, 2^201612793 is an apocalyptic number.

It is an amenable number.

201612793 is a deficient number, since it is larger than the sum of its proper divisors (1).

201612793 is an equidigital number, since it uses as much as digits as its factorization.

201612793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 201612793 is about 14199.0419747249. The cubic root of 201612793 is about 586.3712862142.

Adding to 201612793 its reverse (397216102), we get a palindrome (598828895).

The spelling of 201612793 in words is "two hundred one million, six hundred twelve thousand, seven hundred ninety-three".