1097000641 has 9 divisors (see below), whose sum is σ = 1206194689. Its totient is φ = 996942100.

The previous prime is 1097000609. The next prime is 1097000647. The reversal of 1097000641 is 1460007901.

The square root of 1097000641 is 33121.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1097000641 - 2⁵ = 1097000609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1097000647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 362826 + ... + 365836.

Almost surely, 2^1097000641 is an apocalyptic number.

1097000641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1097000641 is the 33121-st square number.

1097000641 is the 16561-st centered octagonal number.

It is an amenable number.

1097000641 is a deficient number, since it is larger than the sum of its proper divisors (109194048).

1097000641 is an frugal number, since it uses more digits than its factorization.

1097000641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6044 (or 3022 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 28.

The cubic root of 1097000641 is about 1031.3410254467.

The spelling of 1097000641 in words is "one billion, ninety-seven million, six hundred forty-one", and thus it is an aban number.