75216107 has 2 divisors, whose sum is σ = 75216108. Its totient is φ = 75216106.

The previous prime is 75216103. The next prime is 75216133. The reversal of 75216107 is 70161257.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75216107 - 2² = 75216103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75216107.

It is not a weakly prime, because it can be changed into another prime (75216101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37608053 + 37608054.

It is an arithmetic number, because the mean of its divisors is an integer number (37608054).

Almost surely, 2^75216107 is an apocalyptic number.

75216107 is a deficient number, since it is larger than the sum of its proper divisors (1).

75216107 is an equidigital number, since it uses as much as digits as its factorization.

75216107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 75216107 is about 8672.7220063830. The cubic root of 75216107 is about 422.1209924624.

The spelling of 75216107 in words is "seventy-five million, two hundred sixteen thousand, one hundred seven".