1094740897 has 4 divisors (see below), whose sum is σ = 1097842500. Its totient is φ = 1091639296.

The previous prime is 1094740847. The next prime is 1094740901. The reversal of 1094740897 is 7980474901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 260628736 + 834112161 = 16144^2 + 28881^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1094740897 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1094740897.

It is not an unprimeable number, because it can be changed into a prime (1094740847) 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 3 ways as a sum of consecutive naturals, for example, 1550272 + ... + 1550977.

It is an arithmetic number, because the mean of its divisors is an integer number (274460625).

Almost surely, 2^1094740897 is an apocalyptic number.

It is an amenable number.

1094740897 is a deficient number, since it is larger than the sum of its proper divisors (3101603).

1094740897 is an equidigital number, since it uses as much as digits as its factorization.

1094740897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3101602.

The product of its (nonzero) digits is 508032, while the sum is 49.

The square root of 1094740897 is about 33086.8689512924. The cubic root of 1094740897 is about 1030.6323753607.

The spelling of 1094740897 in words is "one billion, ninety-four million, seven hundred forty thousand, eight hundred ninety-seven".