1109405741 has 2 divisors, whose sum is σ = 1109405742. Its totient is φ = 1109405740.

The previous prime is 1109405723. The next prime is 1109405753. The reversal of 1109405741 is 1475049011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 746655625 + 362750116 = 27325^2 + 19046^2 .

It is a cyclic number.

It is not a de Polignac number, because 1109405741 - 2⁶ = 1109405677 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1109405698 and 1109405707.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1109405761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554702870 + 554702871.

It is an arithmetic number, because the mean of its divisors is an integer number (554702871).

Almost surely, 2^1109405741 is an apocalyptic number.

It is an amenable number.

1109405741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109405741 is an equidigital number, since it uses as much as digits as its factorization.

1109405741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 1109405741 is about 33307.7429586575. The cubic root of 1109405741 is about 1035.2139991738.

The spelling of 1109405741 in words is "one billion, one hundred nine million, four hundred five thousand, seven hundred forty-one".