1140404413 has 4 divisors (see below), whose sum is σ = 1140551100. Its totient is φ = 1140257728.

The previous prime is 1140404411. The next prime is 1140404431. The reversal of 1140404413 is 3144040411.

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 903182809 + 237221604 = 30053^2 + 15402^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140404413 - 2¹ = 1140404411 is a prime.

It is a super-3 number, since 3×1140404413³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140404411) 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 3 ways as a sum of consecutive naturals, for example, 60988 + ... + 77461.

It is an arithmetic number, because the mean of its divisors is an integer number (285137775).

Almost surely, 2^1140404413 is an apocalyptic number.

It is an amenable number.

1140404413 is a deficient number, since it is larger than the sum of its proper divisors (146687).

1140404413 is an equidigital number, since it uses as much as digits as its factorization.

1140404413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146686.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1140404413 is about 33769.8743408974. The cubic root of 1140404413 is about 1044.7674407515.

Adding to 1140404413 its reverse (3144040411), we get a palindrome (4284444824).

The spelling of 1140404413 in words is "one billion, one hundred forty million, four hundred four thousand, four hundred thirteen".