112451240161 has 8 divisors (see below), whose sum is σ = 128224943784. Its totient is φ = 97695194880.

The previous prime is 112451240123. The next prime is 112451240179. The reversal of 112451240161 is 161042154211.

It can be written as a sum of positive squares in 4 ways, for example, as 6984780625 + 105466459536 = 83575^2 + 324756^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 112451240161 - 2¹³ = 112451231969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112451240761) 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, 254414350 + ... + 254414791.

It is an arithmetic number, because the mean of its divisors is an integer number (16028117973).

Almost surely, 2^112451240161 is an apocalyptic number.

It is an amenable number.

112451240161 is a deficient number, since it is larger than the sum of its proper divisors (15773703623).

112451240161 is a wasteful number, since it uses less digits than its factorization.

112451240161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508829171.

The product of its (nonzero) digits is 1920, while the sum is 28.

Adding to 112451240161 its reverse (161042154211), we get a palindrome (273493394372).

The spelling of 112451240161 in words is "one hundred twelve billion, four hundred fifty-one million, two hundred forty thousand, one hundred sixty-one".