1004005354 has 32 divisors (see below), whose sum is σ = 1670647680. Its totient is φ = 448704000.

The previous prime is 1004005333. The next prime is 1004005357. The reversal of 1004005354 is 4535004001.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1004005357) 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, 643227 + ... + 644785.

It is an arithmetic number, because the mean of its divisors is an integer number (52207740).

Almost surely, 2^1004005354 is an apocalyptic number.

1004005354 is a deficient number, since it is larger than the sum of its proper divisors (666642326).

1004005354 is a wasteful number, since it uses less digits than its factorization.

1004005354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2046.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 1004005354 is about 31686.0435207679. The cubic root of 1004005354 is about 1001.3333394159. Note that the first 5 decimals are identical.

Adding to 1004005354 its reverse (4535004001), we get a palindrome (5539009355).

The spelling of 1004005354 in words is "one billion, four million, five thousand, three hundred fifty-four".