1672441577 has 2 divisors, whose sum is σ = 1672441578. Its totient is φ = 1672441576.

The previous prime is 1672441567. The next prime is 1672441601. The reversal of 1672441577 is 7751442761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1165471321 + 506970256 = 34139^2 + 22516^2 .

It is a cyclic number.

It is not a de Polignac number, because 1672441577 - 2¹⁴ = 1672425193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1672441567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836220788 + 836220789.

It is an arithmetic number, because the mean of its divisors is an integer number (836220789).

Almost surely, 2^1672441577 is an apocalyptic number.

It is an amenable number.

1672441577 is a deficient number, since it is larger than the sum of its proper divisors (1).

1672441577 is an equidigital number, since it uses as much as digits as its factorization.

1672441577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 329280, while the sum is 44.

The square root of 1672441577 is about 40895.4958033278. The cubic root of 1672441577 is about 1186.9989055817.

The spelling of 1672441577 in words is "one billion, six hundred seventy-two million, four hundred forty-one thousand, five hundred seventy-seven".