715081097 has 2 divisors, whose sum is σ = 715081098. Its totient is φ = 715081096.

The previous prime is 715081079. The next prime is 715081117. The reversal of 715081097 is 790180517.

715081097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (715081079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 715081081 + 16 = 26741^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 715081097 - 2⁶ = 715081033 is a prime.

It is a super-2 number, since 2×715081097² = 1022681950573446818, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 715081097.

It is not a weakly prime, because it can be changed into another prime (715081057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357540548 + 357540549.

It is an arithmetic number, because the mean of its divisors is an integer number (357540549).

Almost surely, 2^715081097 is an apocalyptic number.

It is an amenable number.

715081097 is a deficient number, since it is larger than the sum of its proper divisors (1).

715081097 is an equidigital number, since it uses as much as digits as its factorization.

715081097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17640, while the sum is 38.

The square root of 715081097 is about 26741.0002991661. Note that the first 3 decimals coincide. The cubic root of 715081097 is about 894.2352098791.

The spelling of 715081097 in words is "seven hundred fifteen million, eighty-one thousand, ninety-seven".