1140455315 has 4 divisors (see below), whose sum is σ = 1368546384. Its totient is φ = 912364248.

The previous prime is 1140455293. The next prime is 1140455317. The reversal of 1140455315 is 5135540411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1140455315 - 2¹⁶ = 1140389779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140455317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114045527 + ... + 114045536.

It is an arithmetic number, because the mean of its divisors is an integer number (342136596).

Almost surely, 2^1140455315 is an apocalyptic number.

1140455315 is a deficient number, since it is larger than the sum of its proper divisors (228091069).

1140455315 is an equidigital number, since it uses as much as digits as its factorization.

1140455315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228091068.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 1140455315 is about 33770.6279923842. The cubic root of 1140455315 is about 1044.7829849334.

Adding to 1140455315 its reverse (5135540411), we get a palindrome (6275995726).

The spelling of 1140455315 in words is "one billion, one hundred forty million, four hundred fifty-five thousand, three hundred fifteen".