1337423 has 4 divisors (see below), whose sum is σ = 1341960. Its totient is φ = 1332888.

The previous prime is 1337419. The next prime is 1337431. The reversal of 1337423 is 3247331.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1337423 - 2² = 1337419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1337443) 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, 1793 + ... + 2426.

It is an arithmetic number, because the mean of its divisors is an integer number (335490).

2^1337423 is an apocalyptic number.

1337423 is a deficient number, since it is larger than the sum of its proper divisors (4537).

1337423 is an equidigital number, since it uses as much as digits as its factorization.

1337423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4536.

The product of its digits is 1512, while the sum is 23.

The square root of 1337423 is about 1156.4700601399. The cubic root of 1337423 is about 110.1766582864.

The spelling of 1337423 in words is "one million, three hundred thirty-seven thousand, four hundred twenty-three".