83724107 has 2 divisors, whose sum is σ = 83724108. Its totient is φ = 83724106.

The previous prime is 83724103. The next prime is 83724181. The reversal of 83724107 is 70142738.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83724107 - 2² = 83724103 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (83724101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41862053 + 41862054.

It is an arithmetic number, because the mean of its divisors is an integer number (41862054).

Almost surely, 2^83724107 is an apocalyptic number.

83724107 is a deficient number, since it is larger than the sum of its proper divisors (1).

83724107 is an equidigital number, since it uses as much as digits as its factorization.

83724107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 83724107 is about 9150.0878137863. The cubic root of 83724107 is about 437.4719124281.

The spelling of 83724107 in words is "eighty-three million, seven hundred twenty-four thousand, one hundred seven".