1198373 has 4 divisors (see below), whose sum is σ = 1307328. Its totient is φ = 1089420.

The previous prime is 1198363. The next prime is 1198397. The reversal of 1198373 is 3738911.

Added to its reverse (3738911) it gives a square (4937284 = 2222²).

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1198373 - 2¹⁰ = 1197349 is a prime.

It is an Ulam number.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54461 + ... + 54482.

It is an arithmetic number, because the mean of its divisors is an integer number (326832).

2^1198373 is an apocalyptic number.

It is an amenable number.

1198373 is a deficient number, since it is larger than the sum of its proper divisors (108955).

1198373 is a wasteful number, since it uses less digits than its factorization.

1198373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108954.

The product of its digits is 4536, while the sum is 32.

The square root of 1198373 is about 1094.7022426213. The cubic root of 1198373 is about 106.2178089330.

Adding to 1198373 its reverse (3738911), we get a square (4937284 = 2222²).

The spelling of 1198373 in words is "one million, one hundred ninety-eight thousand, three hundred seventy-three".