1109780341 has 2 divisors, whose sum is σ = 1109780342. Its totient is φ = 1109780340.

The previous prime is 1109780317. The next prime is 1109780351. The reversal of 1109780341 is 1430879011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 769230225 + 340550116 = 27735^2 + 18454^2 .

It is a cyclic number.

It is not a de Polignac number, because 1109780341 - 2⁹ = 1109779829 is a prime.

It is a super-2 number, since 2×1109780341² = 2463224810540152562, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1109780297 and 1109780306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1109780351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554890170 + 554890171.

It is an arithmetic number, because the mean of its divisors is an integer number (554890171).

Almost surely, 2^1109780341 is an apocalyptic number.

It is an amenable number.

1109780341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109780341 is an equidigital number, since it uses as much as digits as its factorization.

1109780341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 1109780341 is about 33313.3658011315. The cubic root of 1109780341 is about 1035.3305022441.

The spelling of 1109780341 in words is "one billion, one hundred nine million, seven hundred eighty thousand, three hundred forty-one".