1044111461 has 4 divisors (see below), whose sum is σ = 1045236300. Its totient is φ = 1042986624.

The previous prime is 1044111449. The next prime is 1044111469. The reversal of 1044111461 is 1641114401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1641114401 = 313 ⋅5243177.

It can be written as a sum of positive squares in 2 ways, for example, as 26884225 + 1017227236 = 5185^2 + 31894^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1044111461 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 (1044111469) 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 3 ways as a sum of consecutive naturals, for example, 561026 + ... + 562883.

It is an arithmetic number, because the mean of its divisors is an integer number (261309075).

Almost surely, 2^1044111461 is an apocalyptic number.

It is an amenable number.

1044111461 is a deficient number, since it is larger than the sum of its proper divisors (1124839).

1044111461 is an equidigital number, since it uses as much as digits as its factorization.

1044111461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124838.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 1044111461 is about 32312.7136124467. The cubic root of 1044111461 is about 1014.4927653965.

Adding to 1044111461 its reverse (1641114401), we get a palindrome (2685225862).

The spelling of 1044111461 in words is "one billion, forty-four million, one hundred eleven thousand, four hundred sixty-one".