1533153252 has 24 divisors (see below), whose sum is σ = 3586564800. Its totient is φ = 509735776.

The previous prime is 1533153241. The next prime is 1533153253. The reversal of 1533153252 is 2523513351.

1533153252 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×1533153252³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1533153253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159552 + ... + 168887.

It is an arithmetic number, because the mean of its divisors is an integer number (149440200).

Almost surely, 2^1533153252 is an apocalyptic number.

1533153252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1533153252 is an abundant number, since it is smaller than the sum of its proper divisors (2053411548).

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

1533153252 is a wasteful number, since it uses less digits than its factorization.

1533153252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328835 (or 328833 counting only the distinct ones).

The product of its digits is 13500, while the sum is 30.

The square root of 1533153252 is about 39155.5009162187. The cubic root of 1533153252 is about 1153.0864166378.

The spelling of 1533153252 in words is "one billion, five hundred thirty-three million, one hundred fifty-three thousand, two hundred fifty-two".