1145440353 has 8 divisors (see below), whose sum is σ = 1528371648. Its totient is φ = 763067984.

The previous prime is 1145440333. The next prime is 1145440363. The reversal of 1145440353 is 3530445411.

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 1145440353 - 2⁸ = 1145440097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1145440353.

It is not an unprimeable number, because it can be changed into a prime (1145440333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134925 + ... + 143162.

It is an arithmetic number, because the mean of its divisors is an integer number (191046456).

Almost surely, 2^1145440353 is an apocalyptic number.

It is an amenable number.

1145440353 is a deficient number, since it is larger than the sum of its proper divisors (382931295).

1145440353 is a wasteful number, since it uses less digits than its factorization.

1145440353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279463.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 1145440353 is about 33844.3548173104. The cubic root of 1145440353 is about 1046.3030540250.

Adding to 1145440353 its reverse (3530445411), we get a palindrome (4675885764).

The spelling of 1145440353 in words is "one billion, one hundred forty-five million, four hundred forty thousand, three hundred fifty-three".