1672673941 has 2 divisors, whose sum is σ = 1672673942. Its totient is φ = 1672673940.

The previous prime is 1672673939. The next prime is 1672673957. The reversal of 1672673941 is 1493762761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1654781041 + 17892900 = 40679^2 + 4230^2 .

It is a cyclic number.

It is not a de Polignac number, because 1672673941 - 2¹ = 1672673939 is a prime.

It is a super-2 number, since 2×1672673941² = 5595676225800942962, which contains 22 as substring.

Together with 1672673939, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1672673891 and 1672673900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1672673971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836336970 + 836336971.

It is an arithmetic number, because the mean of its divisors is an integer number (836336971).

Almost surely, 2^1672673941 is an apocalyptic number.

It is an amenable number.

1672673941 is a deficient number, since it is larger than the sum of its proper divisors (1).

1672673941 is an equidigital number, since it uses as much as digits as its factorization.

1672673941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 46.

The square root of 1672673941 is about 40898.3366532186. The cubic root of 1672673941 is about 1187.0538757214.

The spelling of 1672673941 in words is "one billion, six hundred seventy-two million, six hundred seventy-three thousand, nine hundred forty-one".