1092750350409 has 81 divisors (see below), whose sum is σ = 1701714958983. Its totient is φ = 675578496384.

The previous prime is 1092750350407. The next prime is 1092750350429. The reversal of 1092750350409 is 9040530572901.

It is a happy number.

The square root of 1092750350409 is 1045347.

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

1092750350409 is a `hidden beast` number, since 1 + 0 + 92 + 7 + 50 + 3 + 504 + 0 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 850757193225 + 241993157184 = 922365^2 + 491928^2 .

It is not a de Polignac number, because 1092750350409 - 2¹ = 1092750350407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1092750350407) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 5491207692 + ... + 5491207890.

Almost surely, 2^{1092750350409} is an apocalyptic number.

1092750350409 is the 1045347-th square number.

1092750350409 is the 522674-th centered octagonal number.

It is an amenable number.

1092750350409 is a deficient number, since it is larger than the sum of its proper divisors (608964608574).

1092750350409 is an equidigital number, since it uses as much as digits as its factorization.

1092750350409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644 (or 322 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The spelling of 1092750350409 in words is "one trillion, ninety-two billion, seven hundred fifty million, three hundred fifty thousand, four hundred nine".