125442048 has 96 divisors (see below), whose sum is σ = 354397680. Its totient is φ = 39321600.

The previous prime is 125442041. The next prime is 125442059. The reversal of 125442048 is 840244521.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125442041) 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, 103848 + ... + 105048.

Almost surely, 2^125442048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125442048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177198840).

125442048 is an abundant number, since it is smaller than the sum of its proper divisors (228955632).

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

125442048 is a wasteful number, since it uses less digits than its factorization.

125442048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243 (or 1223 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

The square root of 125442048 is about 11200.0914281983. The cubic root of 125442048 is about 500.5887039167.

Adding to 125442048 its reverse (840244521), we get a palindrome (965686569).

The spelling of 125442048 in words is "one hundred twenty-five million, four hundred forty-two thousand, forty-eight".