1041780517 has 2 divisors, whose sum is σ = 1041780518. Its totient is φ = 1041780516.

The previous prime is 1041780497. The next prime is 1041780529. The reversal of 1041780517 is 7150871401.

1041780517 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 874621476 + 167159041 = 29574^2 + 12929^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1041780517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1041780557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520890258 + 520890259.

It is an arithmetic number, because the mean of its divisors is an integer number (520890259).

Almost surely, 2^1041780517 is an apocalyptic number.

It is an amenable number.

1041780517 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041780517 is an equidigital number, since it uses as much as digits as its factorization.

1041780517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7840, while the sum is 34.

The square root of 1041780517 is about 32276.6249319844. The cubic root of 1041780517 is about 1013.7372624888.

The spelling of 1041780517 in words is "one billion, forty-one million, seven hundred eighty thousand, five hundred seventeen".