125473742 has 8 divisors (see below), whose sum is σ = 192587736. Its totient is φ = 61277832.

The previous prime is 125473729. The next prime is 125473759. The reversal of 125473742 is 247374521.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 729413 + ... + 729584.

It is an arithmetic number, because the mean of its divisors is an integer number (24073467).

Almost surely, 2^125473742 is an apocalyptic number.

125473742 is a deficient number, since it is larger than the sum of its proper divisors (67113994).

125473742 is a wasteful number, since it uses less digits than its factorization.

125473742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459042.

The product of its digits is 47040, while the sum is 35.

The square root of 125473742 is about 11201.5062380021. The cubic root of 125473742 is about 500.6308596973.

The spelling of 125473742 in words is "one hundred twenty-five million, four hundred seventy-three thousand, seven hundred forty-two".