125282949 has 8 divisors (see below), whose sum is σ = 182229792. Its totient is φ = 75929040.

The previous prime is 125282947. The next prime is 125282953. The reversal of 125282949 is 949282521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125282949 - 2¹ = 125282947 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 125282949.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125282947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1898194 + ... + 1898259.

It is an arithmetic number, because the mean of its divisors is an integer number (22778724).

Almost surely, 2^125282949 is an apocalyptic number.

It is an amenable number.

125282949 is a deficient number, since it is larger than the sum of its proper divisors (56946843).

125282949 is a wasteful number, since it uses less digits than its factorization.

125282949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3796467.

The product of its digits is 103680, while the sum is 42.

The square root of 125282949 is about 11192.9865987591. The cubic root of 125282949 is about 500.3769810325.

The spelling of 125282949 in words is "one hundred twenty-five million, two hundred eighty-two thousand, nine hundred forty-nine".