1054505403 has 24 divisors (see below), whose sum is σ = 1816459008. Its totient is φ = 576374832.

The previous prime is 1054505369. The next prime is 1054505443. The reversal of 1054505403 is 3045054501.

It is not a de Polignac number, because 1054505403 - 2¹⁸ = 1054243259 is a prime.

It is a super-2 number, since 2×1054505403² = 2223963289912384818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1054505443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 362425 + ... + 365322.

It is an arithmetic number, because the mean of its divisors is an integer number (75685792).

Almost surely, 2^1054505403 is an apocalyptic number.

1054505403 is a deficient number, since it is larger than the sum of its proper divisors (761953605).

1054505403 is a wasteful number, since it uses less digits than its factorization.

1054505403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727783 (or 727780 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 1054505403 is about 32473.1489541744. The cubic root of 1054505403 is about 1017.8480206522.

Adding to 1054505403 its reverse (3045054501), we get a palindrome (4099559904).

The spelling of 1054505403 in words is "one billion, fifty-four million, five hundred five thousand, four hundred three".