112147939 has 2 divisors, whose sum is σ = 112147940. Its totient is φ = 112147938.

The previous prime is 112147933. The next prime is 112147957. The reversal of 112147939 is 939741211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112147939 - 2¹³ = 112139747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112147898 and 112147907.

It is not a weakly prime, because it can be changed into another prime (112147933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56073969 + 56073970.

It is an arithmetic number, because the mean of its divisors is an integer number (56073970).

Almost surely, 2^112147939 is an apocalyptic number.

112147939 is a deficient number, since it is larger than the sum of its proper divisors (1).

112147939 is an equidigital number, since it uses as much as digits as its factorization.

112147939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13608, while the sum is 37.

The square root of 112147939 is about 10589.9923984864. The cubic root of 112147939 is about 482.2405940033.

The spelling of 112147939 in words is "one hundred twelve million, one hundred forty-seven thousand, nine hundred thirty-nine".