672748147 has 2 divisors, whose sum is σ = 672748148. Its totient is φ = 672748146.

The previous prime is 672748127. The next prime is 672748151. The reversal of 672748147 is 741847276.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 672748147 - 2²³ = 664359539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 672748097 and 672748106.

It is not a weakly prime, because it can be changed into another prime (672748127) 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, 336374073 + 336374074.

It is an arithmetic number, because the mean of its divisors is an integer number (336374074).

Almost surely, 2^672748147 is an apocalyptic number.

672748147 is a deficient number, since it is larger than the sum of its proper divisors (1).

672748147 is an equidigital number, since it uses as much as digits as its factorization.

672748147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 526848, while the sum is 46.

The square root of 672748147 is about 25937.3889780756. The cubic root of 672748147 is about 876.2287594185.

The spelling of 672748147 in words is "six hundred seventy-two million, seven hundred forty-eight thousand, one hundred forty-seven".