1011140453 has 8 divisors (see below), whose sum is σ = 1028788320. Its totient is φ = 993527280.

The previous prime is 1011140443. The next prime is 1011140479. The reversal of 1011140453 is 3540411101.

It is a happy number.

1011140453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1011140453 - 2¹⁴ = 1011124069 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 (1011140443) 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, 54026 + ... + 70292.

It is an arithmetic number, because the mean of its divisors is an integer number (128598540).

Almost surely, 2^1011140453 is an apocalyptic number.

It is an amenable number.

1011140453 is a deficient number, since it is larger than the sum of its proper divisors (17647867).

1011140453 is a wasteful number, since it uses less digits than its factorization.

1011140453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17347.

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

The square root of 1011140453 is about 31798.4347570757. The cubic root of 1011140453 is about 1003.6997790867.

Adding to 1011140453 its reverse (3540411101), we get a palindrome (4551551554).

The spelling of 1011140453 in words is "one billion, eleven million, one hundred forty thousand, four hundred fifty-three".