75470851 has 2 divisors, whose sum is σ = 75470852. Its totient is φ = 75470850.

The previous prime is 75470749. The next prime is 75470903. The reversal of 75470851 is 15807457.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75470851 - 2¹⁷ = 75339779 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75470851.

It is not a weakly prime, because it can be changed into another prime (75470951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37735425 + 37735426.

It is an arithmetic number, because the mean of its divisors is an integer number (37735426).

Almost surely, 2^75470851 is an apocalyptic number.

75470851 is a deficient number, since it is larger than the sum of its proper divisors (1).

75470851 is an equidigital number, since it uses as much as digits as its factorization.

75470851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39200, while the sum is 37.

The square root of 75470851 is about 8687.3961000981. The cubic root of 75470851 is about 422.5970058411.

The spelling of 75470851 in words is "seventy-five million, four hundred seventy thousand, eight hundred fifty-one".