112121041 has 2 divisors, whose sum is σ = 112121042. Its totient is φ = 112121040.

The previous prime is 112121029. The next prime is 112121057. The reversal of 112121041 is 140121211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103734225 + 8386816 = 10185^2 + 2896^2 .

It is an emirp because it is prime and its reverse (140121211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112121041 is a prime.

It is a super-2 number, since 2×112121041² = 25142255669847362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112122041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060520 + 56060521.

It is an arithmetic number, because the mean of its divisors is an integer number (56060521).

Almost surely, 2^112121041 is an apocalyptic number.

It is an amenable number.

112121041 is a deficient number, since it is larger than the sum of its proper divisors (1).

112121041 is an equidigital number, since it uses as much as digits as its factorization.

112121041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 112121041 is about 10588.7223497455. The cubic root of 112121041 is about 482.2020367643.

Adding to 112121041 its reverse (140121211), we get a palindrome (252242252).

The spelling of 112121041 in words is "one hundred twelve million, one hundred twenty-one thousand, forty-one".