1097680541 has 2 divisors, whose sum is σ = 1097680542. Its totient is φ = 1097680540.

The previous prime is 1097680513. The next prime is 1097680567. The reversal of 1097680541 is 1450867901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 933302500 + 164378041 = 30550^2 + 12821^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1097680541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1097680511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548840270 + 548840271.

It is an arithmetic number, because the mean of its divisors is an integer number (548840271).

Almost surely, 2^1097680541 is an apocalyptic number.

It is an amenable number.

1097680541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1097680541 is an equidigital number, since it uses as much as digits as its factorization.

1097680541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 1097680541 is about 33131.2622910749. The cubic root of 1097680541 is about 1031.5540499189.

The spelling of 1097680541 in words is "one billion, ninety-seven million, six hundred eighty thousand, five hundred forty-one".