1090197453 has 8 divisors (see below), whose sum is σ = 1468582528. Its totient is φ = 719305344.

The previous prime is 1090197397. The next prime is 1090197461. The reversal of 1090197453 is 3547910901.

It is a happy number.

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

It is not a de Polignac number, because 1090197453 - 2⁸ = 1090197197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1090197463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1872901 + ... + 1873482.

It is an arithmetic number, because the mean of its divisors is an integer number (183572816).

Almost surely, 2^1090197453 is an apocalyptic number.

It is an amenable number.

1090197453 is a deficient number, since it is larger than the sum of its proper divisors (378385075).

1090197453 is an equidigital number, since it uses as much as digits as its factorization.

1090197453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3746483.

The product of its (nonzero) digits is 34020, while the sum is 39.

The square root of 1090197453 is about 33018.1382424873. The cubic root of 1090197453 is about 1029.2046057147.

The spelling of 1090197453 in words is "one billion, ninety million, one hundred ninety-seven thousand, four hundred fifty-three".