109487743 has 2 divisors, whose sum is σ = 109487744. Its totient is φ = 109487742.

The previous prime is 109487723. The next prime is 109487767. The reversal of 109487743 is 347784901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109487743 - 2¹⁷ = 109356671 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109487743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109487723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54743871 + 54743872.

It is an arithmetic number, because the mean of its divisors is an integer number (54743872).

Almost surely, 2^109487743 is an apocalyptic number.

109487743 is a deficient number, since it is larger than the sum of its proper divisors (1).

109487743 is an equidigital number, since it uses as much as digits as its factorization.

109487743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 109487743 is about 10463.6390897240. The cubic root of 109487743 is about 478.3970589610.

The spelling of 109487743 in words is "one hundred nine million, four hundred eighty-seven thousand, seven hundred forty-three".