1054543065 has 16 divisors (see below), whose sum is σ = 1786520448. Its totient is φ = 529339136.

The previous prime is 1054543033. The next prime is 1054543069. The reversal of 1054543065 is 5603454501.

It is a cyclic number.

It is not a de Polignac number, because 1054543065 - 2⁵ = 1054543033 is a prime.

It is a super-2 number, since 2×1054543065² = 2224122151879188450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1054543069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2067477 + ... + 2067986.

It is an arithmetic number, because the mean of its divisors is an integer number (111657528).

Almost surely, 2^1054543065 is an apocalyptic number.

1054543065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1054543065 is a deficient number, since it is larger than the sum of its proper divisors (731977383).

1054543065 is a wasteful number, since it uses less digits than its factorization.

1054543065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4135488.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 1054543065 is about 32473.7288434821. The cubic root of 1054543065 is about 1017.8601380979.

Adding to 1054543065 its reverse (5603454501), we get a palindrome (6657997566).

The spelling of 1054543065 in words is "one billion, fifty-four million, five hundred forty-three thousand, sixty-five".