1098379 has 2 divisors, whose sum is σ = 1098380. Its totient is φ = 1098378.

The previous prime is 1098373. The next prime is 1098397. The reversal of 1098379 is 9738901.

Together with next prime (1098397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1098379 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1098373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549189 + 549190.

It is an arithmetic number, because the mean of its divisors is an integer number (549190).

2^1098379 is an apocalyptic number.

1098379 is a deficient number, since it is larger than the sum of its proper divisors (1).

1098379 is an equidigital number, since it uses as much as digits as its factorization.

1098379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 1098379 is about 1048.0357818319. The cubic root of 1098379 is about 103.1772797669.

It can be divided in two parts, 10 and 98379, that added together give a palindrome (98389).

The spelling of 1098379 in words is "one million, ninety-eight thousand, three hundred seventy-nine".