1120455451 has 2 divisors, whose sum is σ = 1120455452. Its totient is φ = 1120455450.

The previous prime is 1120455449. The next prime is 1120455461. The reversal of 1120455451 is 1545540211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1120455451 - 2¹ = 1120455449 is a prime.

It is a super-2 number, since 2×1120455451² = 2510840835351226802, which contains 22 as substring.

Together with 1120455449, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1120455461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560227725 + 560227726.

It is an arithmetic number, because the mean of its divisors is an integer number (560227726).

Almost surely, 2^1120455451 is an apocalyptic number.

1120455451 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120455451 is an equidigital number, since it uses as much as digits as its factorization.

1120455451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 1120455451 is about 33473.2049705432. The cubic root of 1120455451 is about 1038.6395707354.

Adding to 1120455451 its reverse (1545540211), we get a palindrome (2665995662).

The spelling of 1120455451 in words is "one billion, one hundred twenty million, four hundred fifty-five thousand, four hundred fifty-one".