79545097 has 2 divisors, whose sum is σ = 79545098. Its totient is φ = 79545096.

The previous prime is 79545083. The next prime is 79545121. The reversal of 79545097 is 79054597.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56610576 + 22934521 = 7524^2 + 4789^2 .

It is a cyclic number.

It is not a de Polignac number, because 79545097 - 2¹¹ = 79543049 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (79545007) 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, 39772548 + 39772549.

It is an arithmetic number, because the mean of its divisors is an integer number (39772549).

Almost surely, 2^79545097 is an apocalyptic number.

It is an amenable number.

79545097 is a deficient number, since it is larger than the sum of its proper divisors (1).

79545097 is an equidigital number, since it uses as much as digits as its factorization.

79545097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 396900, while the sum is 46.

The square root of 79545097 is about 8918.8058057119. The cubic root of 79545097 is about 430.0686694009.

The spelling of 79545097 in words is "seventy-nine million, five hundred forty-five thousand, ninety-seven".