1374523 has 4 divisors (see below), whose sum is σ = 1397880. Its totient is φ = 1351168.

The previous prime is 1374511. The next prime is 1374533. The reversal of 1374523 is 3254731.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1374523 is a prime.

It is a d-powerful number, because it can be written as 1 + 3³ + 7⁷ + 4⁷ + 5⁵ + 2 + 3¹² .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11590 + ... + 11707.

It is an arithmetic number, because the mean of its divisors is an integer number (349470).

2^1374523 is an apocalyptic number.

1374523 is a deficient number, since it is larger than the sum of its proper divisors (23357).

1374523 is an equidigital number, since it uses as much as digits as its factorization.

1374523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23356.

The product of its digits is 2520, while the sum is 25.

The square root of 1374523 is about 1172.4005288296. The cubic root of 1374523 is about 111.1861443927.

The spelling of 1374523 in words is "one million, three hundred seventy-four thousand, five hundred twenty-three".