1234997 has 4 divisors (see below), whose sum is σ = 1240620. Its totient is φ = 1229376.

The previous prime is 1234991. The next prime is 1235021. The reversal of 1234997 is 7994321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1164241 + 70756 = 1079^2 + 266^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1234997 is a prime.

It is a d-powerful number, because it can be written as 1 + 2¹³ + 3¹¹ + 4¹⁰ + 9 + 9³ + 7³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234991) 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, 2468 + ... + 2925.

It is an arithmetic number, because the mean of its divisors is an integer number (310155).

2^1234997 is an apocalyptic number.

It is an amenable number.

1234997 is a deficient number, since it is larger than the sum of its proper divisors (5623).

1234997 is an equidigital number, since it uses as much as digits as its factorization.

1234997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5622.

The product of its digits is 13608, while the sum is 35.

The square root of 1234997 is about 1111.3041887800. The cubic root of 1234997 is about 107.2890255589.

The spelling of 1234997 in words is "one million, two hundred thirty-four thousand, nine hundred ninety-seven".