125220003 has 4 divisors (see below), whose sum is σ = 166960008. Its totient is φ = 83480000.

The previous prime is 125220001. The next prime is 125220037. The reversal of 125220003 is 300022521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125220003 - 2¹ = 125220001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125220001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20869998 + ... + 20870003.

It is an arithmetic number, because the mean of its divisors is an integer number (41740002).

Almost surely, 2^125220003 is an apocalyptic number.

125220003 is a deficient number, since it is larger than the sum of its proper divisors (41740005).

125220003 is an equidigital number, since it uses as much as digits as its factorization.

125220003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41740004.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 125220003 is about 11190.1743954239. The cubic root of 125220003 is about 500.2931654078.

Adding to 125220003 its reverse (300022521), we get a palindrome (425242524).

The spelling of 125220003 in words is "one hundred twenty-five million, two hundred twenty thousand, three".