1045041543 has 48 divisors (see below), whose sum is σ = 1861344576. Its totient is φ = 550195200.

The previous prime is 1045041523. The next prime is 1045041563. The reversal of 1045041543 is 3451405401.

It is a happy number.

1045041543 is a `hidden beast` number, since 1 + 0 + 4 + 504 + 154 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1045041523) and next prime (1045041563).

It is not a de Polignac number, because 1045041543 - 2⁵ = 1045041511 is a prime.

It is a super-2 number, since 2×1045041543² = 2184223653191641698, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045041523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 651943 + ... + 653543.

It is an arithmetic number, because the mean of its divisors is an integer number (38778012).

Almost surely, 2^1045041543 is an apocalyptic number.

1045041543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1045041543 is a deficient number, since it is larger than the sum of its proper divisors (816303033).

1045041543 is a wasteful number, since it uses less digits than its factorization.

1045041543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2424 (or 2421 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1045041543 is about 32327.1022982265. The cubic root of 1045041543 is about 1014.7939086693.

Adding to 1045041543 its reverse (3451405401), we get a palindrome (4496446944).

The spelling of 1045041543 in words is "one billion, forty-five million, forty-one thousand, five hundred forty-three".