126554142 has 128 divisors (see below), whose sum is σ = 318753792. Its totient is φ = 33221760.

The previous prime is 126554107. The next prime is 126554159. The reversal of 126554142 is 241455621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2387788 + ... + 2387840.

It is an arithmetic number, because the mean of its divisors is an integer number (2490264).

Almost surely, 2^126554142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126554142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159376896).

126554142 is an abundant number, since it is smaller than the sum of its proper divisors (192199650).

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

126554142 is a wasteful number, since it uses less digits than its factorization.

126554142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127 (or 105 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 126554142 is about 11249.6285272004. The cubic root of 126554142 is about 502.0636602283.

The spelling of 126554142 in words is "one hundred twenty-six million, five hundred fifty-four thousand, one hundred forty-two".