125445330 has 24 divisors (see below), whose sum is σ = 326158092. Its totient is φ = 33452064.

The previous prime is 125445323. The next prime is 125445343. The reversal of 125445330 is 33544521.

125445330 is a `hidden beast` number, since 125 + 4 + 4 + 533 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 111450249 + 13995081 = 10557^2 + 3741^2 .

It is a junction number, because it is equal to n+sod(n) for n = 125445294 and 125445303.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 696829 + ... + 697008.

Almost surely, 2^125445330 is an apocalyptic number.

125445330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125445330 is an abundant number, since it is smaller than the sum of its proper divisors (200712762).

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

125445330 is a wasteful number, since it uses less digits than its factorization.

125445330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393850 (or 1393847 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 125445330 is about 11200.2379439010. The cubic root of 125445330 is about 500.5930695921.

Adding to 125445330 its reverse (33544521), we get a palindrome (158989851).

The spelling of 125445330 in words is "one hundred twenty-five million, four hundred forty-five thousand, three hundred thirty".