102193525 has 24 divisors (see below), whose sum is σ = 148365504. Its totient is φ = 68361600.

The previous prime is 102193523. The next prime is 102193529. The reversal of 102193525 is 525391201.

It is not a de Polignac number, because 102193525 - 2¹ = 102193523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102193493 and 102193502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102193523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54 + ... + 14296.

It is an arithmetic number, because the mean of its divisors is an integer number (6181896).

Almost surely, 2^102193525 is an apocalyptic number.

It is an amenable number.

102193525 is a deficient number, since it is larger than the sum of its proper divisors (46171979).

102193525 is a wasteful number, since it uses less digits than its factorization.

102193525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14301 (or 14296 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 102193525 is about 10109.0813133538. The cubic root of 102193525 is about 467.5281804054.

The spelling of 102193525 in words is "one hundred two million, one hundred ninety-three thousand, five hundred twenty-five".