1038521 has 8 divisors (see below), whose sum is σ = 1192800. Its totient is φ = 894240.

The previous prime is 1038503. The next prime is 1038523. The reversal of 1038521 is 1258301.

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

It is a cyclic number.

It is not a de Polignac number, because 1038521 - 2¹⁰ = 1037497 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1038493 and 1038502.

It is not an unprimeable number, because it can be changed into a prime (1038523) 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 7 ways as a sum of consecutive naturals, for example, 2276 + ... + 2693.

It is an arithmetic number, because the mean of its divisors is an integer number (149100).

2^1038521 is an apocalyptic number.

1038521 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1038521 is a deficient number, since it is larger than the sum of its proper divisors (154279).

1038521 is a wasteful number, since it uses less digits than its factorization.

1038521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4999.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1038521 is about 1019.0785053174. The cubic root of 1038521 is about 101.2678899446.

The spelling of 1038521 in words is "one million, thirty-eight thousand, five hundred twenty-one".