1097064811 has 4 divisors (see below), whose sum is σ = 1097209800. Its totient is φ = 1096919824.

The previous prime is 1097064781. The next prime is 1097064827. The reversal of 1097064811 is 1184607901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1097064811 - 2¹³ = 1097056619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1097064851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60481 + ... + 76498.

It is an arithmetic number, because the mean of its divisors is an integer number (274302450).

Almost surely, 2^1097064811 is an apocalyptic number.

1097064811 is a deficient number, since it is larger than the sum of its proper divisors (144989).

1097064811 is an equidigital number, since it uses as much as digits as its factorization.

1097064811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144988.

The product of its (nonzero) digits is 12096, while the sum is 37.

The square root of 1097064811 is about 33121.9687065851. The cubic root of 1097064811 is about 1031.3611347826.

The spelling of 1097064811 in words is "one billion, ninety-seven million, sixty-four thousand, eight hundred eleven".