73098161 has 2 divisors, whose sum is σ = 73098162. Its totient is φ = 73098160.

The previous prime is 73098119. The next prime is 73098167. The reversal of 73098161 is 16189037.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71081761 + 2016400 = 8431^2 + 1420^2 .

It is a cyclic number.

It is not a de Polignac number, because 73098161 - 2²⁶ = 5989297 is a prime.

It is a super-2 number, since 2×73098161² = 10686682283163842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73098167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36549080 + 36549081.

It is an arithmetic number, because the mean of its divisors is an integer number (36549081).

Almost surely, 2^73098161 is an apocalyptic number.

It is an amenable number.

73098161 is a deficient number, since it is larger than the sum of its proper divisors (1).

73098161 is an equidigital number, since it uses as much as digits as its factorization.

73098161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 73098161 is about 8549.7462535446. The cubic root of 73098161 is about 418.1211636423.

The spelling of 73098161 in words is "seventy-three million, ninety-eight thousand, one hundred sixty-one".