1373497 has 2 divisors, whose sum is σ = 1373498. Its totient is φ = 1373496.

The previous prime is 1373483. The next prime is 1373501. The reversal of 1373497 is 7943731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1297321 + 76176 = 1139^2 + 276^2 .

It is an emirp because it is prime and its reverse (7943731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1373497 - 2⁷ = 1373369 is a prime.

It is not a weakly prime, because it can be changed into another prime (1373417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686748 + 686749.

It is an arithmetic number, because the mean of its divisors is an integer number (686749).

2^1373497 is an apocalyptic number.

It is an amenable number.

1373497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1373497 is an equidigital number, since it uses as much as digits as its factorization.

1373497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15876, while the sum is 34.

The square root of 1373497 is about 1171.9628833713. The cubic root of 1373497 is about 111.1584728830.

It can be divided in two parts, 13734 and 97, that added together give a palindrome (13831).

The spelling of 1373497 in words is "one million, three hundred seventy-three thousand, four hundred ninety-seven".