113123293 has 2 divisors, whose sum is σ = 113123294. Its totient is φ = 113123292.

The previous prime is 113123267. The next prime is 113123317. The reversal of 113123293 is 392321311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67601284 + 45522009 = 8222^2 + 6747^2 .

It is an emirp because it is prime and its reverse (392321311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113123293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113123233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56561646 + 56561647.

It is an arithmetic number, because the mean of its divisors is an integer number (56561647).

Almost surely, 2^113123293 is an apocalyptic number.

It is an amenable number.

113123293 is a deficient number, since it is larger than the sum of its proper divisors (1).

113123293 is an equidigital number, since it uses as much as digits as its factorization.

113123293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 25.

The square root of 113123293 is about 10635.9434466342. The cubic root of 113123293 is about 483.6345809166.

The spelling of 113123293 in words is "one hundred thirteen million, one hundred twenty-three thousand, two hundred ninety-three".