1040523 has 8 divisors (see below), whose sum is σ = 1513536. Its totient is φ = 630600.

The previous prime is 1040521. The next prime is 1040531. The reversal of 1040523 is 3250401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1040523 - 2¹ = 1040521 is a prime.

It is a super-2 number, since 2×1040523² = 2165376227058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1040521) 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 7 ways as a sum of consecutive naturals, for example, 15733 + ... + 15798.

It is an arithmetic number, because the mean of its divisors is an integer number (189192).

2^1040523 is an apocalyptic number.

1040523 is a deficient number, since it is larger than the sum of its proper divisors (473013).

1040523 is a wasteful number, since it uses less digits than its factorization.

1040523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31545.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 1040523 is about 1020.0602923357. The cubic root of 1040523 is about 101.3329209452.

Subtracting from 1040523 its product of nonzero digits (120), we obtain a triangular number (1040403 = T₁₄₄₂).

Adding to 1040523 its reverse (3250401), we get a palindrome (4290924).

The spelling of 1040523 in words is "one million, forty thousand, five hundred twenty-three".