1013043451 has 16 divisors (see below), whose sum is σ = 1197139968. Its totient is φ = 838886400.

The previous prime is 1013043443. The next prime is 1013043503. The reversal of 1013043451 is 1543403101.

It is a cyclic number.

It is not a de Polignac number, because 1013043451 - 2³ = 1013043443 is a prime.

It is a super-2 number, since 2×1013043451² = 2052514067227978802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013041451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135456 + ... + 142738.

It is an arithmetic number, because the mean of its divisors is an integer number (74821248).

Almost surely, 2^1013043451 is an apocalyptic number.

1013043451 is a deficient number, since it is larger than the sum of its proper divisors (184096517).

1013043451 is an equidigital number, since it uses as much as digits as its factorization.

1013043451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7962.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1013043451 is about 31828.3435164320. The cubic root of 1013043451 is about 1004.3290492892.

Adding to 1013043451 its reverse (1543403101), we get a palindrome (2556446552).

The spelling of 1013043451 in words is "one billion, thirteen million, forty-three thousand, four hundred fifty-one".