1140353479 has 8 divisors (see below), whose sum is σ = 1153367072. Its totient is φ = 1127377440.

The previous prime is 1140353477. The next prime is 1140353483. The reversal of 1140353479 is 9743530411.

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 1140353479 - 2¹ = 1140353477 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 (1140353477) 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, 54109 + ... + 72169.

It is an arithmetic number, because the mean of its divisors is an integer number (144170884).

Almost surely, 2^1140353479 is an apocalyptic number.

1140353479 is a deficient number, since it is larger than the sum of its proper divisors (13013593).

1140353479 is a wasteful number, since it uses less digits than its factorization.

1140353479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18777.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 1140353479 is about 33769.1201987852. The cubic root of 1140353479 is about 1044.7518863345.

The spelling of 1140353479 in words is "one billion, one hundred forty million, three hundred fifty-three thousand, four hundred seventy-nine".