125601045 has 32 divisors (see below), whose sum is σ = 211175424. Its totient is φ = 63624000.

The previous prime is 125601041. The next prime is 125601053. The reversal of 125601045 is 540106521.

It is not a de Polignac number, because 125601045 - 2² = 125601041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125601041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50890 + ... + 53300.

It is an arithmetic number, because the mean of its divisors is an integer number (6599232).

Almost surely, 2^125601045 is an apocalyptic number.

125601045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125601045 is a deficient number, since it is larger than the sum of its proper divisors (85574379).

125601045 is a wasteful number, since it uses less digits than its factorization.

125601045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2593.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 125601045 is about 11207.1872028623. The cubic root of 125601045 is about 500.8001122910.

Adding to 125601045 its reverse (540106521), we get a palindrome (665707566).

The spelling of 125601045 in words is "one hundred twenty-five million, six hundred one thousand, forty-five".