1543332153 has 16 divisors (see below), whose sum is σ = 2247365376. Its totient is φ = 934303440.

The previous prime is 1543332149. The next prime is 1543332163. The reversal of 1543332153 is 3512333451.

It is not a de Polignac number, because 1543332153 - 2² = 1543332149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1543332153.

It is not an unprimeable number, because it can be changed into a prime (1543332103) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4150 + ... + 55712.

It is an arithmetic number, because the mean of its divisors is an integer number (140460336).

Almost surely, 2^1543332153 is an apocalyptic number.

It is an amenable number.

1543332153 is a deficient number, since it is larger than the sum of its proper divisors (704033223).

1543332153 is a wasteful number, since it uses less digits than its factorization.

1543332153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52484.

The product of its digits is 16200, while the sum is 30.

The square root of 1543332153 is about 39285.2663603036. The cubic root of 1543332153 is about 1155.6326445452.

It can be divided in two parts, 15433 and 32153, that added together give a triangular number (47586 = T₃₀₈).

The spelling of 1543332153 in words is "one billion, five hundred forty-three million, three hundred thirty-two thousand, one hundred fifty-three".