125510245 has 16 divisors (see below), whose sum is σ = 174953088. Its totient is φ = 84651840.

The previous prime is 125510243. The next prime is 125510263. The reversal of 125510245 is 542015521.

It is not a de Polignac number, because 125510245 - 2¹ = 125510243 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125510243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27259 + ... + 31528.

It is an arithmetic number, because the mean of its divisors is an integer number (10934568).

Almost surely, 2^125510245 is an apocalyptic number.

It is an amenable number.

125510245 is a deficient number, since it is larger than the sum of its proper divisors (49442843).

125510245 is an equidigital number, since it uses as much as digits as its factorization.

125510245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58860.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 125510245 is about 11203.1354986004. The cubic root of 125510245 is about 500.6794030715.

Adding to 125510245 its reverse (542015521), we get a palindrome (667525766).

The spelling of 125510245 in words is "one hundred twenty-five million, five hundred ten thousand, two hundred forty-five".