1504020105 has 24 divisors (see below), whose sum is σ = 2979392832. Its totient is φ = 687551904.

The previous prime is 1504020101. The next prime is 1504020121. The reversal of 1504020105 is 5010204051.

It is not a de Polignac number, because 1504020105 - 2² = 1504020101 is a prime.

It is a super-2 number, since 2×1504020105² = 4524152952488422050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1504020101) 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, 2387019 + ... + 2387648.

It is an arithmetic number, because the mean of its divisors is an integer number (124141368).

Almost surely, 2^1504020105 is an apocalyptic number.

1504020105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1504020105 is a deficient number, since it is larger than the sum of its proper divisors (1475372727).

1504020105 is a wasteful number, since it uses less digits than its factorization.

1504020105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4774685 (or 4774682 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 1504020105 is about 38781.6980675163. The cubic root of 1504020105 is about 1145.7359684306.

Adding to 1504020105 its reverse (5010204051), we get a palindrome (6514224156).

The spelling of 1504020105 in words is "one billion, five hundred four million, twenty thousand, one hundred five".