1413723 has 4 divisors (see below), whose sum is σ = 1884968. Its totient is φ = 942480.

The previous prime is 1413691. The next prime is 1413749. The reversal of 1413723 is 3273141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3273141 = 3 ⋅1091047.

It is not a de Polignac number, because 1413723 - 2⁵ = 1413691 is a prime.

It is a super-2 number, since 2×1413723² = 3997225441458, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1413723.

It is not an unprimeable number, because it can be changed into a prime (1413773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235618 + ... + 235623.

It is an arithmetic number, because the mean of its divisors is an integer number (471242).

2^1413723 is an apocalyptic number.

1413723 is a deficient number, since it is larger than the sum of its proper divisors (471245).

1413723 is an equidigital number, since it uses as much as digits as its factorization.

1413723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471244.

The product of its digits is 504, while the sum is 21.

The square root of 1413723 is about 1189.0008410426. Note that the first 3 decimals coincide. The cubic root of 1413723 is about 112.2332246762.

Adding to 1413723 its reverse (3273141), we get a palindrome (4686864).

The spelling of 1413723 in words is "one million, four hundred thirteen thousand, seven hundred twenty-three".