112011451542 has 24 divisors (see below), whose sum is σ = 247270564944. Its totient is φ = 36632675664.

The previous prime is 112011451537. The next prime is 112011451547. The reversal of 112011451542 is 245154110211.

112011451542 is a `hidden beast` number, since 1 + 1 + 2 + 0 + 114 + 5 + 1 + 542 = 666.

It is an interprime number because it is at equal distance from previous prime (112011451537) and next prime (112011451547).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112011451547) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 58705258 + ... + 58707165.

It is an arithmetic number, because the mean of its divisors is an integer number (10302940206).

Almost surely, 2^112011451542 is an apocalyptic number.

112011451542 is an abundant number, since it is smaller than the sum of its proper divisors (135259113402).

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

112011451542 is a wasteful number, since it uses less digits than its factorization.

112011451542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117412484 (or 117412481 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 27.

Adding to 112011451542 its reverse (245154110211), we get a palindrome (357165561753).

The spelling of 112011451542 in words is "one hundred twelve billion, eleven million, four hundred fifty-one thousand, five hundred forty-two".