125002146 has 8 divisors (see below), whose sum is σ = 250004304. Its totient is φ = 41667380.

The previous prime is 125002123. The next prime is 125002183. The reversal of 125002146 is 641200521.

It is a sphenic number, since it is the product of 3 distinct primes.

125002146 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10416840 + ... + 10416851.

It is an arithmetic number, because the mean of its divisors is an integer number (31250538).

Almost surely, 2^125002146 is an apocalyptic number.

125002146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

125002146 is a wasteful number, since it uses less digits than its factorization.

125002146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20833696.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 125002146 is about 11180.4358591246. The cubic root of 125002146 is about 500.0028613170.

Adding to 125002146 its reverse (641200521), we get a palindrome (766202667).

The spelling of 125002146 in words is "one hundred twenty-five million, two thousand, one hundred forty-six".