4161867473 has 2 divisors, whose sum is σ = 4161867474. Its totient is φ = 4161867472.

The previous prime is 4161867469. The next prime is 4161867481. The reversal of 4161867473 is 3747681614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4091777089 + 70090384 = 63967^2 + 8372^2 .

It is a cyclic number.

It is not a de Polignac number, because 4161867473 - 2² = 4161867469 is a prime.

It is a super-2 number, since 2×4161867473² = 34642281725630811458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4161867403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2080933736 + 2080933737.

It is an arithmetic number, because the mean of its divisors is an integer number (2080933737).

Almost surely, 2^4161867473 is an apocalyptic number.

It is an amenable number.

4161867473 is a deficient number, since it is larger than the sum of its proper divisors (1).

4161867473 is an equidigital number, since it uses as much as digits as its factorization.

4161867473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 677376, while the sum is 47.

The square root of 4161867473 is about 64512.5373319016. The cubic root of 4161867473 is about 1608.5309275865.

The spelling of 4161867473 in words is "four billion, one hundred sixty-one million, eight hundred sixty-seven thousand, four hundred seventy-three".