1533501330 has 16 divisors (see below), whose sum is σ = 3680403264. Its totient is φ = 408933680.

The previous prime is 1533501329. The next prime is 1533501367. The reversal of 1533501330 is 331053351.

It is a super-2 number, since 2×1533501330² = 4703252658223537800, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1533501330.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25558326 + ... + 25558385.

It is an arithmetic number, because the mean of its divisors is an integer number (230025204).

Almost surely, 2^1533501330 is an apocalyptic number.

1533501330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1533501330 is an abundant number, since it is smaller than the sum of its proper divisors (2146901934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1533501330 is a wasteful number, since it uses less digits than its factorization.

1533501330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51116721.

The product of its (nonzero) digits is 2025, while the sum is 24.

The square root of 1533501330 is about 39159.9454800438. The cubic root of 1533501330 is about 1153.1736733298.

Adding to 1533501330 its reverse (331053351), we get a palindrome (1864554681).

The spelling of 1533501330 in words is "one billion, five hundred thirty-three million, five hundred one thousand, three hundred thirty".