112125001 has 2 divisors, whose sum is σ = 112125002. Its totient is φ = 112125000.

The previous prime is 112124993. The next prime is 112125011. The reversal of 112125001 is 100521211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96727225 + 15397776 = 9835^2 + 3924^2 .

It is a cyclic number.

It is not a de Polignac number, because 112125001 - 2³ = 112124993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (112125011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56062500 + 56062501.

It is an arithmetic number, because the mean of its divisors is an integer number (56062501).

Almost surely, 2^112125001 is an apocalyptic number.

It is an amenable number.

112125001 is a deficient number, since it is larger than the sum of its proper divisors (1).

112125001 is an equidigital number, since it uses as much as digits as its factorization.

112125001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20, while the sum is 13.

The square root of 112125001 is about 10588.9093394929. The cubic root of 112125001 is about 482.2077136577.

Adding to 112125001 its reverse (100521211), we get a palindrome (212646212).

The spelling of 112125001 in words is "one hundred twelve million, one hundred twenty-five thousand, one".