112161350531 has 4 divisors (see below), whose sum is σ = 112162404552. Its totient is φ = 112160296512.

The previous prime is 112161350527. The next prime is 112161350537. The reversal of 112161350531 is 135053161211.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 112161350531 - 2² = 112161350527 is a prime.

It is a super-2 number, since 2×112161350531² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112161350494 and 112161350503.

It is not an unprimeable number, because it can be changed into a prime (112161350537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346865 + ... + 587058.

It is an arithmetic number, because the mean of its divisors is an integer number (28040601138).

Almost surely, 2^112161350531 is an apocalyptic number.

112161350531 is a deficient number, since it is larger than the sum of its proper divisors (1054021).

112161350531 is an equidigital number, since it uses as much as digits as its factorization.

112161350531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054020.

The product of its (nonzero) digits is 2700, while the sum is 29.

The spelling of 112161350531 in words is "one hundred twelve billion, one hundred sixty-one million, three hundred fifty thousand, five hundred thirty-one".