102532443 has 16 divisors (see below), whose sum is σ = 147499296. Its totient is φ = 62979840.

The previous prime is 102532433. The next prime is 102532447. The reversal of 102532443 is 344235201.

It is not a de Polignac number, because 102532443 - 2⁵ = 102532411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102532447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21933 + ... + 26193.

It is an arithmetic number, because the mean of its divisors is an integer number (9218706).

Almost surely, 2^102532443 is an apocalyptic number.

102532443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

102532443 is a deficient number, since it is larger than the sum of its proper divisors (44966853).

102532443 is a wasteful number, since it uses less digits than its factorization.

102532443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4894.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 102532443 is about 10125.8304844590. The cubic root of 102532443 is about 468.0444520930.

Adding to 102532443 its reverse (344235201), we get a palindrome (446767644).

The spelling of 102532443 in words is "one hundred two million, five hundred thirty-two thousand, four hundred forty-three".