70500097 has 2 divisors, whose sum is σ = 70500098. Its totient is φ = 70500096.

The previous prime is 70500077. The next prime is 70500109. The reversal of 70500097 is 79000507.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63107136 + 7392961 = 7944^2 + 2719^2 .

It is an emirp because it is prime and its reverse (79000507) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70500097 is a prime.

It is not a weakly prime, because it can be changed into another prime (70500007) 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, 35250048 + 35250049.

It is an arithmetic number, because the mean of its divisors is an integer number (35250049).

Almost surely, 2^70500097 is an apocalyptic number.

It is an amenable number.

70500097 is a deficient number, since it is larger than the sum of its proper divisors (1).

70500097 is an equidigital number, since it uses as much as digits as its factorization.

70500097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2205, while the sum is 28.

The square root of 70500097 is about 8396.4335881373. The cubic root of 70500097 is about 413.1076507462.

The spelling of 70500097 in words is "seventy million, five hundred thousand, ninety-seven".