117438743 has 2 divisors, whose sum is σ = 117438744. Its totient is φ = 117438742.

The previous prime is 117438721. The next prime is 117438751. The reversal of 117438743 is 347834711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117438743 - 2⁶ = 117438679 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 117438697 and 117438706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117434743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58719371 + 58719372.

It is an arithmetic number, because the mean of its divisors is an integer number (58719372).

Almost surely, 2^117438743 is an apocalyptic number.

117438743 is a deficient number, since it is larger than the sum of its proper divisors (1).

117438743 is an equidigital number, since it uses as much as digits as its factorization.

117438743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 38.

The square root of 117438743 is about 10836.9157512643. The cubic root of 117438743 is about 489.7079239505.

The spelling of 117438743 in words is "one hundred seventeen million, four hundred thirty-eight thousand, seven hundred forty-three".