125632103 has 2 divisors, whose sum is σ = 125632104. Its totient is φ = 125632102.

The previous prime is 125632099. The next prime is 125632109. The reversal of 125632103 is 301236521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125632103 - 2² = 125632099 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125632109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62816051 + 62816052.

It is an arithmetic number, because the mean of its divisors is an integer number (62816052).

Almost surely, 2^125632103 is an apocalyptic number.

125632103 is a deficient number, since it is larger than the sum of its proper divisors (1).

125632103 is an equidigital number, since it uses as much as digits as its factorization.

125632103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 125632103 is about 11208.5727458941. The cubic root of 125632103 is about 500.8413873405.

Adding to 125632103 its reverse (301236521), we get a palindrome (426868624).

The spelling of 125632103 in words is "one hundred twenty-five million, six hundred thirty-two thousand, one hundred three".