1120263453 has 10 divisors (see below), whose sum is σ = 1673480094. Its totient is φ = 746842248.

The previous prime is 1120263437. The next prime is 1120263457. The reversal of 1120263453 is 3543620211.

1120263453 is a `hidden beast` number, since 1 + 1 + 20 + 2 + 634 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1119705444 + 558009 = 33462^2 + 747^2 .

It is not a de Polignac number, because 1120263453 - 2⁴ = 1120263437 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120263457) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6915126 + ... + 6915287.

Almost surely, 2^1120263453 is an apocalyptic number.

It is an amenable number.

1120263453 is a deficient number, since it is larger than the sum of its proper divisors (553216641).

1120263453 is an equidigital number, since it uses as much as digits as its factorization.

1120263453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13830425 (or 13830416 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1120263453 is about 33470.3369119583. The cubic root of 1120263453 is about 1038.5802412572.

Adding to 1120263453 its reverse (3543620211), we get a palindrome (4663883664).

The spelling of 1120263453 in words is "one billion, one hundred twenty million, two hundred sixty-three thousand, four hundred fifty-three".