1054015543 has 4 divisors (see below), whose sum is σ = 1204589200. Its totient is φ = 903441888.

The previous prime is 1054015541. The next prime is 1054015579. The reversal of 1054015543 is 3455104501.

1054015543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1054015543 - 2¹ = 1054015541 is a prime.

It is a super-2 number, since 2×1054015543² = 2221897529771169698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054015541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75286818 + ... + 75286831.

It is an arithmetic number, because the mean of its divisors is an integer number (301147300).

Almost surely, 2^1054015543 is an apocalyptic number.

1054015543 is a deficient number, since it is larger than the sum of its proper divisors (150573657).

1054015543 is an equidigital number, since it uses as much as digits as its factorization.

1054015543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150573656.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1054015543 is about 32465.6055387852. The cubic root of 1054015543 is about 1017.6903858479.

The spelling of 1054015543 in words is "one billion, fifty-four million, fifteen thousand, five hundred forty-three".