102125466 has 12 divisors (see below), whose sum is σ = 221271882. Its totient is φ = 34041816.

The previous prime is 102125461. The next prime is 102125489. The reversal of 102125466 is 664521201.

102125466 is a `hidden beast` number, since 102 + 12 + 546 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 89699841 + 12425625 = 9471^2 + 3525^2 .

It is a super-2 number, since 2×102125466² = 20859221611434312, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (102125461) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2836801 + ... + 2836836.

Almost surely, 2^102125466 is an apocalyptic number.

102125466 is an abundant number, since it is smaller than the sum of its proper divisors (119146416).

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

102125466 is a wasteful number, since it uses less digits than its factorization.

102125466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5673645 (or 5673642 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 102125466 is about 10105.7145219920. The cubic root of 102125466 is about 467.4243689791.

Adding to 102125466 its reverse (664521201), we get a palindrome (766646667).

The spelling of 102125466 in words is "one hundred two million, one hundred twenty-five thousand, four hundred sixty-six".