1097304435529 has 27 divisors (see below), whose sum is σ = 1194220556373. Its totient is φ = 1008035572992.

The previous prime is 1097304435527. The next prime is 1097304435593. The reversal of 1097304435529 is 9255344037901.

The square root of 1097304435529 is 1047523.

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

It can be written as a sum of positive squares in 4 ways, for example, as 407142257929 + 690162177600 = 638077^2 + 830760^2 .

It is not a de Polignac number, because 1097304435529 - 2¹ = 1097304435527 is a prime.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1097304435527) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 765738597 + ... + 765740029.

Almost surely, 2^{1097304435529} is an apocalyptic number.

1097304435529 is the 1047523-rd square number.

1097304435529 is the 523762-nd centered octagonal number.

It is an amenable number.

1097304435529 is a deficient number, since it is larger than the sum of its proper divisors (96916120844).

1097304435529 is an frugal number, since it uses more digits than its factorization.

1097304435529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2986 (or 1493 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 1097304435529 in words is "one trillion, ninety-seven billion, three hundred four million, four hundred thirty-five thousand, five hundred twenty-nine".