102545300 has 144 divisors (see below), whose sum is σ = 267732864. Its totient is φ = 33600000.

The previous prime is 102545291. The next prime is 102545321. The reversal of 102545300 is 3545201.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1015250 + ... + 1015350.

It is an arithmetic number, because the mean of its divisors is an integer number (1859256).

Almost surely, 2^102545300 is an apocalyptic number.

102545300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102545300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133866432).

102545300 is an abundant number, since it is smaller than the sum of its proper divisors (165187564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102545300 is a wasteful number, since it uses less digits than its factorization.

102545300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 102545300 is about 10126.4653260652. The cubic root of 102545300 is about 468.0640146686.

Subtracting from 102545300 its reverse (3545201), we obtain a palindrome (99000099).

The spelling of 102545300 in words is "one hundred two million, five hundred forty-five thousand, three hundred".