125298042 has 16 divisors (see below), whose sum is σ = 255324960. Its totient is φ = 40977872.

The previous prime is 125297999. The next prime is 125298049. The reversal of 125298042 is 240892521.

It is a super-3 number, since 3×125298042³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125297994 and 125298012.

It is not an unprimeable number, because it can be changed into a prime (125298049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196692 + ... + 197327.

It is an arithmetic number, because the mean of its divisors is an integer number (15957810).

Almost surely, 2^125298042 is an apocalyptic number.

125298042 is an abundant number, since it is smaller than the sum of its proper divisors (130026918).

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

125298042 is a wasteful number, since it uses less digits than its factorization.

125298042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394077.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 125298042 is about 11193.6607952894. The cubic root of 125298042 is about 500.3970739145.

The spelling of 125298042 in words is "one hundred twenty-five million, two hundred ninety-eight thousand, forty-two".