125445016 has 8 divisors (see below), whose sum is σ = 235209420. Its totient is φ = 62722504.

The previous prime is 125444987. The next prime is 125445017. The reversal of 125445016 is 610544521.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125445017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7840306 + ... + 7840321.

Almost surely, 2^125445016 is an apocalyptic number.

It is an amenable number.

125445016 is a deficient number, since it is larger than the sum of its proper divisors (109764404).

125445016 is a wasteful number, since it uses less digits than its factorization.

125445016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15680633 (or 15680629 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 125445016 is about 11200.2239263329. The cubic root of 125445016 is about 500.5926519165.

Adding to 125445016 its reverse (610544521), we get a palindrome (735989537).

The spelling of 125445016 in words is "one hundred twenty-five million, four hundred forty-five thousand, sixteen".