1140513401 has 8 divisors (see below), whose sum is σ = 1160417544. Its totient is φ = 1120648320.

The previous prime is 1140513389. The next prime is 1140513403. The reversal of 1140513401 is 1043150411.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 27290176 + 1113223225 = 5224^2 + 33365^2 .

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 1140513401 - 2⁶ = 1140513337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140513403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52565 + ... + 71021.

It is an arithmetic number, because the mean of its divisors is an integer number (145052193).

Almost surely, 2^1140513401 is an apocalyptic number.

It is an amenable number.

1140513401 is a deficient number, since it is larger than the sum of its proper divisors (19904143).

1140513401 is a wasteful number, since it uses less digits than its factorization.

1140513401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19531.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1140513401 is about 33771.4879891307. The cubic root of 1140513401 is about 1044.8007223620.

Adding to 1140513401 its reverse (1043150411), we get a palindrome (2183663812).

The spelling of 1140513401 in words is "one billion, one hundred forty million, five hundred thirteen thousand, four hundred one".