112155437 has 2 divisors, whose sum is σ = 112155438. Its totient is φ = 112155436.

The previous prime is 112155403. The next prime is 112155457. The reversal of 112155437 is 734551211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110965156 + 1190281 = 10534^2 + 1091^2 .

It is a cyclic number.

It is not a de Polignac number, because 112155437 - 2⁸ = 112155181 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112155457) 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 as a sum of consecutive naturals, namely, 56077718 + 56077719.

It is an arithmetic number, because the mean of its divisors is an integer number (56077719).

Almost surely, 2^112155437 is an apocalyptic number.

It is an amenable number.

112155437 is a deficient number, since it is larger than the sum of its proper divisors (1).

112155437 is an equidigital number, since it uses as much as digits as its factorization.

112155437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4200, while the sum is 29.

The square root of 112155437 is about 10590.3464060436. The cubic root of 112155437 is about 482.2513409965.

The spelling of 112155437 in words is "one hundred twelve million, one hundred fifty-five thousand, four hundred thirty-seven".