1672066147 has 2 divisors, whose sum is σ = 1672066148. Its totient is φ = 1672066146.

The previous prime is 1672066129. The next prime is 1672066153. The reversal of 1672066147 is 7416602761.

It is a strong prime.

It is an emirp because it is prime and its reverse (7416602761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1672066147 - 2¹¹ = 1672064099 is a prime.

It is not a weakly prime, because it can be changed into another prime (1672066247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836033073 + 836033074.

It is an arithmetic number, because the mean of its divisors is an integer number (836033074).

Almost surely, 2^1672066147 is an apocalyptic number.

1672066147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1672066147 is an equidigital number, since it uses as much as digits as its factorization.

1672066147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 1672066147 is about 40890.9054314037. The cubic root of 1672066147 is about 1186.9100796889.

The spelling of 1672066147 in words is "one billion, six hundred seventy-two million, sixty-six thousand, one hundred forty-seven".