1102359304489 has 27 divisors (see below), whose sum is σ = 1143666550231. Its totient is φ = 1062532196000.

The previous prime is 1102359304471. The next prime is 1102359304493. The reversal of 1102359304489 is 9844039532011.

The square root of 1102359304489 is 1049933.

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

It can be written as a sum of positive squares in only one way, i.e., 211676366889 + 890682937600 = 460083^2 + 943760^2 .

It is not a de Polignac number, because 1102359304489 - 2¹⁵ = 1102359271721 is a prime.

It is a super-2 number, since 2×1102359304489² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102359304589) 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, 4391869614 + ... + 4391869864.

Almost surely, 2^{1102359304489} is an apocalyptic number.

1102359304489 is the 1049933-rd square number.

1102359304489 is the 524967-th centered octagonal number.

It is an amenable number.

1102359304489 is a deficient number, since it is larger than the sum of its proper divisors (41307245742).

1102359304489 is an frugal number, since it uses more digits than its factorization.

1102359304489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774 (or 387 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 49.

Multiplying 1102359304489 by its sum of digits (49), we get a square (54015605919961 = 7349531²).

The spelling of 1102359304489 in words is "one trillion, one hundred two billion, three hundred fifty-nine million, three hundred four thousand, four hundred eighty-nine".