75328811 has 2 divisors, whose sum is σ = 75328812. Its totient is φ = 75328810.

The previous prime is 75328801. The next prime is 75328817. The reversal of 75328811 is 11882357.

It is a strong prime.

It is an emirp because it is prime and its reverse (11882357) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75328811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (75328817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37664405 + 37664406.

It is an arithmetic number, because the mean of its divisors is an integer number (37664406).

Almost surely, 2^75328811 is an apocalyptic number.

75328811 is a deficient number, since it is larger than the sum of its proper divisors (1).

75328811 is an equidigital number, since it uses as much as digits as its factorization.

75328811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13440, while the sum is 35.

The square root of 75328811 is about 8679.2171882031. The cubic root of 75328811 is about 422.3317229560.

The spelling of 75328811 in words is "seventy-five million, three hundred twenty-eight thousand, eight hundred eleven".