125340245 has 8 divisors (see below), whose sum is σ = 158324640. Its totient is φ = 94994640.

The previous prime is 125340221. The next prime is 125340247. The reversal of 125340245 is 542043521.

It is a happy number.

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

It is not a de Polignac number, because 125340245 - 2⁸ = 125339989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125340247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 659591 + ... + 659780.

It is an arithmetic number, because the mean of its divisors is an integer number (19790580).

Almost surely, 2^125340245 is an apocalyptic number.

It is an amenable number.

125340245 is a deficient number, since it is larger than the sum of its proper divisors (32984395).

125340245 is a wasteful number, since it uses less digits than its factorization.

125340245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319395.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 125340245 is about 11195.5457660625. The cubic root of 125340245 is about 500.4532490065.

Adding to 125340245 its reverse (542043521), we get a palindrome (667383766).

The spelling of 125340245 in words is "one hundred twenty-five million, three hundred forty thousand, two hundred forty-five".