1528332545 has 16 divisors (see below), whose sum is σ = 1982706240. Its totient is φ = 1127006784.

The previous prime is 1528332541. The next prime is 1528332557. The reversal of 1528332545 is 5452338251.

It is a cyclic number.

It is not a de Polignac number, because 1528332545 - 2² = 1528332541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1528332499 and 1528332508.

It is not an unprimeable number, because it can be changed into a prime (1528332541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213887 + ... + 220916.

It is an arithmetic number, because the mean of its divisors is an integer number (123919140).

Almost surely, 2^1528332545 is an apocalyptic number.

It is an amenable number.

1528332545 is a deficient number, since it is larger than the sum of its proper divisors (454373695).

1528332545 is a wasteful number, since it uses less digits than its factorization.

1528332545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434864.

The product of its digits is 144000, while the sum is 38.

The square root of 1528332545 is about 39093.8939605663. The cubic root of 1528332545 is about 1151.8765945424.

The spelling of 1528332545 in words is "one billion, five hundred twenty-eight million, three hundred thirty-two thousand, five hundred forty-five".