1098073 has 2 divisors, whose sum is σ = 1098074. Its totient is φ = 1098072.

The previous prime is 1098037. The next prime is 1098077. The reversal of 1098073 is 3708901.

Together with previous prime (1098037) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 974169 + 123904 = 987^2 + 352^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1098073 is a prime.

It is a plaindrome in base 7.

It is not a weakly prime, because it can be changed into another prime (1098077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549036 + 549037.

It is an arithmetic number, because the mean of its divisors is an integer number (549037).

2^1098073 is an apocalyptic number.

It is an amenable number.

1098073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1098073 is an equidigital number, since it uses as much as digits as its factorization.

1098073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1098073 is about 1047.8897842808. The cubic root of 1098073 is about 103.1676974096.

The spelling of 1098073 in words is "one million, ninety-eight thousand, seventy-three".