102545334 has 48 divisors (see below), whose sum is σ = 237294720. Its totient is φ = 31933440.

The previous prime is 102545329. The next prime is 102545351. The reversal of 102545334 is 433545201.

It is a junction number, because it is equal to n+sod(n) for n = 102545298 and 102545307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13014 + ... + 19350.

It is an arithmetic number, because the mean of its divisors is an integer number (4943640).

Almost surely, 2^102545334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102545334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118647360).

102545334 is an abundant number, since it is smaller than the sum of its proper divisors (134749386).

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

102545334 is a wasteful number, since it uses less digits than its factorization.

102545334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6405 (or 6402 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 102545334 is about 10126.4670048344. The cubic root of 102545334 is about 468.0640663991.

The spelling of 102545334 in words is "one hundred two million, five hundred forty-five thousand, three hundred thirty-four".