125045046 has 40 divisors (see below), whose sum is σ = 320224080. Its totient is φ = 35726832.

The previous prime is 125045027. The next prime is 125045057. The reversal of 125045046 is 640540521.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54001 + ... + 56268.

It is an arithmetic number, because the mean of its divisors is an integer number (8005602).

Almost surely, 2^125045046 is an apocalyptic number.

125045046 is an abundant number, since it is smaller than the sum of its proper divisors (195179034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125045046 is a wasteful number, since it uses less digits than its factorization.

125045046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110290 (or 110281 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 125045046 is about 11182.3542244019. The cubic root of 125045046 is about 500.0600541200.

Adding to 125045046 its reverse (640540521), we get a palindrome (765585567).

The spelling of 125045046 in words is "one hundred twenty-five million, forty-five thousand, forty-six".