1120276553 has 24 divisors (see below), whose sum is σ = 1259025120. Its totient is φ = 988433600.

The previous prime is 1120276541. The next prime is 1120276559. The reversal of 1120276553 is 3556720211.

It is not a de Polignac number, because 1120276553 - 2¹² = 1120272457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120276559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4935026 + ... + 4935252.

It is an arithmetic number, because the mean of its divisors is an integer number (52459380).

Almost surely, 2^1120276553 is an apocalyptic number.

It is an amenable number.

1120276553 is a deficient number, since it is larger than the sum of its proper divisors (138748567).

1120276553 is an equidigital number, since it uses as much as digits as its factorization.

1120276553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469 (or 398 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 1120276553 is about 33470.5326070560. The cubic root of 1120276553 is about 1038.5842895157.

Adding to 1120276553 its reverse (3556720211), we get a palindrome (4676996764).

The spelling of 1120276553 in words is "one billion, one hundred twenty million, two hundred seventy-six thousand, five hundred fifty-three".