672147079 has 2 divisors, whose sum is σ = 672147080. Its totient is φ = 672147078.

The previous prime is 672147067. The next prime is 672147167. The reversal of 672147079 is 970741276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 672147079 - 2⁹ = 672146567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (672147379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336073539 + 336073540.

It is an arithmetic number, because the mean of its divisors is an integer number (336073540).

Almost surely, 2^672147079 is an apocalyptic number.

672147079 is a deficient number, since it is larger than the sum of its proper divisors (1).

672147079 is an equidigital number, since it uses as much as digits as its factorization.

672147079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 148176, while the sum is 43.

The square root of 672147079 is about 25925.7994862261. The cubic root of 672147079 is about 875.9677256272.

The spelling of 672147079 in words is "six hundred seventy-two million, one hundred forty-seven thousand, seventy-nine".