1090934545 has 8 divisors (see below), whose sum is σ = 1309405824. Its totient is φ = 872558064.

The previous prime is 1090934543. The next prime is 1090934549. The reversal of 1090934545 is 5454390901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1090934545 - 2¹ = 1090934543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1090934498 and 1090934507.

It is not an unprimeable number, because it can be changed into a prime (1090934543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4722 + ... + 46948.

It is an arithmetic number, because the mean of its divisors is an integer number (163675728).

Almost surely, 2^1090934545 is an apocalyptic number.

It is an amenable number.

1090934545 is a deficient number, since it is larger than the sum of its proper divisors (218471279).

1090934545 is an equidigital number, since it uses as much as digits as its factorization.

1090934545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47399.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 1090934545 is about 33029.2982819799. The cubic root of 1090934545 is about 1029.4365048610.

It can be divided in two parts, 10909 and 34545, that added together give a palindrome (45454).

The spelling of 1090934545 in words is "one billion, ninety million, nine hundred thirty-four thousand, five hundred forty-five".