1053543011 has 4 divisors (see below), whose sum is σ = 1079239224. Its totient is φ = 1027846800.

The previous prime is 1053542993. The next prime is 1053543013. The reversal of 1053543011 is 1103453501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1103453501 = 15727 ⋅70163.

It is a cyclic number.

It is not a de Polignac number, because 1053543011 - 2⁶ = 1053542947 is a prime.

It is a super-2 number, since 2×1053543011² = 2219905752053892242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1053543013) 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, 12848045 + ... + 12848126.

It is an arithmetic number, because the mean of its divisors is an integer number (269809806).

Almost surely, 2^1053543011 is an apocalyptic number.

1053543011 is a deficient number, since it is larger than the sum of its proper divisors (25696213).

1053543011 is an equidigital number, since it uses as much as digits as its factorization.

1053543011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25696212.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1053543011 is about 32458.3272982451. The cubic root of 1053543011 is about 1017.5382808313.

Adding to 1053543011 its reverse (1103453501), we get a palindrome (2156996512).

The spelling of 1053543011 in words is "one billion, fifty-three million, five hundred forty-three thousand, eleven".