102545325 has 48 divisors (see below), whose sum is σ = 192815040. Its totient is φ = 53403840.

The previous prime is 102545321. The next prime is 102545327. The reversal of 102545325 is 523545201.

It is a happy number.

It is not a de Polignac number, because 102545325 - 2² = 102545321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102545321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27259 + ... + 30791.

It is an arithmetic number, because the mean of its divisors is an integer number (4016980).

Almost surely, 2^102545325 is an apocalyptic number.

102545325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

102545325 is a deficient number, since it is larger than the sum of its proper divisors (90269715).

102545325 is a wasteful number, since it uses less digits than its factorization.

102545325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3595 (or 3584 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 102545325 is about 10126.4665604543. The cubic root of 102545325 is about 468.0640527058.

The spelling of 102545325 in words is "one hundred two million, five hundred forty-five thousand, three hundred twenty-five".