1530055233 has 72 divisors (see below), whose sum is σ = 2745280512. Its totient is φ = 815899392.

The previous prime is 1530055229. The next prime is 1530055271. The reversal of 1530055233 is 3325500351.

It is not a de Polignac number, because 1530055233 - 2² = 1530055229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1530055197 and 1530055206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1530055333) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 951316 + ... + 952922.

It is an arithmetic number, because the mean of its divisors is an integer number (38128896).

Almost surely, 2^1530055233 is an apocalyptic number.

It is an amenable number.

1530055233 is a deficient number, since it is larger than the sum of its proper divisors (1215225279).

1530055233 is a wasteful number, since it uses less digits than its factorization.

1530055233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771 (or 1761 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 1530055233 is about 39115.9204544646. The cubic root of 1530055233 is about 1152.3092182983.

Adding to 1530055233 its reverse (3325500351), we get a palindrome (4855555584).

It can be divided in two parts, 15300 and 55233, that multiplied together give a square (845064900 = 29070²).

The spelling of 1530055233 in words is "one billion, five hundred thirty million, fifty-five thousand, two hundred thirty-three".