113402147 has 2 divisors, whose sum is σ = 113402148. Its totient is φ = 113402146.

The previous prime is 113402099. The next prime is 113402171. The reversal of 113402147 is 741204311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113402147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (113404147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56701073 + 56701074.

It is an arithmetic number, because the mean of its divisors is an integer number (56701074).

Almost surely, 2^113402147 is an apocalyptic number.

113402147 is a deficient number, since it is larger than the sum of its proper divisors (1).

113402147 is an equidigital number, since it uses as much as digits as its factorization.

113402147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 113402147 is about 10649.0444172235. The cubic root of 113402147 is about 484.0316484894.

Adding to 113402147 its reverse (741204311), we get a palindrome (854606458).

The spelling of 113402147 in words is "one hundred thirteen million, four hundred two thousand, one hundred forty-seven".