1533156052 has 12 divisors (see below), whose sum is σ = 2683858996. Its totient is φ = 766339200.

The previous prime is 1533156049. The next prime is 1533156059. The reversal of 1533156052 is 2506513351.

It can be written as a sum of positive squares in 2 ways, for example, as 499790736 + 1033365316 = 22356^2 + 32146^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1533156059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44853 + ... + 71260.

Almost surely, 2^1533156052 is an apocalyptic number.

It is an amenable number.

1533156052 is a deficient number, since it is larger than the sum of its proper divisors (1150702944).

1533156052 is a wasteful number, since it uses less digits than its factorization.

1533156052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119418 (or 119416 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 1533156052 is about 39155.5366710763. The cubic root of 1533156052 is about 1153.0871185985.

The spelling of 1533156052 in words is "one billion, five hundred thirty-three million, one hundred fifty-six thousand, fifty-two".