125633331 has 6 divisors (see below), whose sum is σ = 181470380. Its totient is φ = 83755548.

The previous prime is 125633329. The next prime is 125633351. The reversal of 125633331 is 133336521.

It is a happy number.

125633331 is a `hidden beast` number, since 1 + 25 + 633 + 3 + 3 + 1 = 666.

It is not a de Polignac number, because 125633331 - 2¹ = 125633329 is a prime.

It is a super-2 number, since 2×125633331² = 31567467716311122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125633295 and 125633304.

It is not an unprimeable number, because it can be changed into a prime (125633311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6979621 + ... + 6979638.

Almost surely, 2^125633331 is an apocalyptic number.

125633331 is a deficient number, since it is larger than the sum of its proper divisors (55837049).

125633331 is a wasteful number, since it uses less digits than its factorization.

125633331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13959265 (or 13959262 counting only the distinct ones).

The product of its digits is 4860, while the sum is 27.

The square root of 125633331 is about 11208.6275252593. The cubic root of 125633331 is about 500.8430191719.

Adding to 125633331 its reverse (133336521), we get a palindrome (258969852).

The spelling of 125633331 in words is "one hundred twenty-five million, six hundred thirty-three thousand, three hundred thirty-one".