125022004 has 6 divisors (see below), whose sum is σ = 218788514. Its totient is φ = 62511000.

The previous prime is 125021999. The next prime is 125022059. The reversal of 125022004 is 400220521.

It can be written as a sum of positive squares in only one way, i.e., 90212004 + 34810000 = 9498^2 + 5900^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15627747 + ... + 15627754.

Almost surely, 2^125022004 is an apocalyptic number.

It is an amenable number.

125022004 is a deficient number, since it is larger than the sum of its proper divisors (93766510).

125022004 is a wasteful number, since it uses less digits than its factorization.

125022004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31255505 (or 31255503 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 125022004 is about 11181.3238929923. The cubic root of 125022004 is about 500.0293369453.

Adding to 125022004 its reverse (400220521), we get a palindrome (525242525).

The spelling of 125022004 in words is "one hundred twenty-five million, twenty-two thousand, four".