1373018 has 8 divisors (see below), whose sum is σ = 2098548. Its totient is φ = 673504.

The previous prime is 1372999. The next prime is 1373027. The reversal of 1373018 is 8103731.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1352569 + 20449 = 1163^2 + 143^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1372984 and 1373002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6371 + ... + 6582.

2^1373018 is an apocalyptic number.

1373018 is a deficient number, since it is larger than the sum of its proper divisors (725530).

1373018 is a wasteful number, since it uses less digits than its factorization.

1373018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13008.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 1373018 is about 1171.7585075433. The cubic root of 1373018 is about 111.1455493990.

Adding to 1373018 its reverse (8103731), we get a palindrome (9476749).

The spelling of 1373018 in words is "one million, three hundred seventy-three thousand, eighteen".