1054403 has 16 divisors (see below), whose sum is σ = 1284096. Its totient is φ = 846720.

The previous prime is 1054393. The next prime is 1054423. The reversal of 1054403 is 3044501.

It is not a de Polignac number, because 1054403 - 2¹² = 1050307 is a prime.

It is a super-2 number, since 2×1054403² = 2223531372818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1054423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9275 + ... + 9387.

It is an arithmetic number, because the mean of its divisors is an integer number (80256).

2^1054403 is an apocalyptic number.

1054403 is a deficient number, since it is larger than the sum of its proper divisors (229693).

1054403 is a wasteful number, since it uses less digits than its factorization.

1054403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 1054403 is about 1026.8412730310. The cubic root of 1054403 is about 101.7815071852.

Adding to 1054403 its reverse (3044501), we get a palindrome (4098904).

The spelling of 1054403 in words is "one million, fifty-four thousand, four hundred three".