672097093 has 2 divisors, whose sum is σ = 672097094. Its totient is φ = 672097092.

The previous prime is 672097079. The next prime is 672097157. The reversal of 672097093 is 390790276.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 412983684 + 259113409 = 20322^2 + 16097^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-672097093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (672097043) 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, 336048546 + 336048547.

It is an arithmetic number, because the mean of its divisors is an integer number (336048547).

Almost surely, 2^672097093 is an apocalyptic number.

It is an amenable number.

672097093 is a deficient number, since it is larger than the sum of its proper divisors (1).

672097093 is an equidigital number, since it uses as much as digits as its factorization.

672097093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142884, while the sum is 43.

The square root of 672097093 is about 25924.8354478866. The cubic root of 672097093 is about 875.9460105346.

The spelling of 672097093 in words is "six hundred seventy-two million, ninety-seven thousand, ninety-three".