102125552 has 10 divisors (see below), whose sum is σ = 197868288. Its totient is φ = 51062768.

The previous prime is 102125549. The next prime is 102125557. The reversal of 102125552 is 255521201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102125557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3191408 + ... + 3191439.

Almost surely, 2^102125552 is an apocalyptic number.

It is an amenable number.

102125552 is a deficient number, since it is larger than the sum of its proper divisors (95742736).

102125552 is an equidigital number, since it uses as much as digits as its factorization.

102125552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6382855 (or 6382849 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 102125552 is about 10105.7187770094. The cubic root of 102125552 is about 467.4245001853.

Adding to 102125552 its reverse (255521201), we get a palindrome (357646753).

The spelling of 102125552 in words is "one hundred two million, one hundred twenty-five thousand, five hundred fifty-two".