1542751112 has 64 divisors (see below), whose sum is σ = 3446229120. Its totient is φ = 633650688.

The previous prime is 1542751103. The next prime is 1542751123. The reversal of 1542751112 is 2111572451.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133268 + ... + 144380.

It is an arithmetic number, because the mean of its divisors is an integer number (53847330).

Almost surely, 2^1542751112 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 1542751112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1723114560).

1542751112 is an abundant number, since it is smaller than the sum of its proper divisors (1903478008).

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

1542751112 is a wasteful number, since it uses less digits than its factorization.

1542751112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11230 (or 11226 counting only the distinct ones).

The product of its digits is 2800, while the sum is 29.

The square root of 1542751112 is about 39277.8705125418. The cubic root of 1542751112 is about 1155.4876003239.

The spelling of 1542751112 in words is "one billion, five hundred forty-two million, seven hundred fifty-one thousand, one hundred twelve".