1140523315 has 8 divisors (see below), whose sum is σ = 1370049120. Its totient is φ = 911471232.

The previous prime is 1140523313. The next prime is 1140523343. The reversal of 1140523315 is 5133250411.

It is a happy number.

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 1140523315 - 2¹ = 1140523313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1140523315.

It is not an unprimeable number, because it can be changed into a prime (1140523313) 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, 113110 + ... + 122779.

It is an arithmetic number, because the mean of its divisors is an integer number (171256140).

Almost surely, 2^1140523315 is an apocalyptic number.

1140523315 is a deficient number, since it is larger than the sum of its proper divisors (229525805).

1140523315 is an equidigital number, since it uses as much as digits as its factorization.

1140523315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236861.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1140523315 is about 33771.6347694334. The cubic root of 1140523315 is about 1044.8037496900.

Adding to 1140523315 its reverse (5133250411), we get a palindrome (6273773726).

The spelling of 1140523315 in words is "one billion, one hundred forty million, five hundred twenty-three thousand, three hundred fifteen".