102125404 has 6 divisors (see below), whose sum is σ = 178719464. Its totient is φ = 51062700.

The previous prime is 102125389. The next prime is 102125411. The reversal of 102125404 is 404521201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12765672 + ... + 12765679.

Almost surely, 2^102125404 is an apocalyptic number.

It is an amenable number.

102125404 is a deficient number, since it is larger than the sum of its proper divisors (76594060).

102125404 is a wasteful number, since it uses less digits than its factorization.

102125404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25531355 (or 25531353 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 102125404 is about 10105.7114544202. The cubic root of 102125404 is about 467.4242743885.

Adding to 102125404 its reverse (404521201), we get a palindrome (506646605).

The spelling of 102125404 in words is "one hundred two million, one hundred twenty-five thousand, four hundred four".