1053132305 has 4 divisors (see below), whose sum is σ = 1263758772. Its totient is φ = 842505840.

The previous prime is 1053132277. The next prime is 1053132373. The reversal of 1053132305 is 5032313501.

It is a Cunningham number, because it is equal to 32452²+1.

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

It can be written as a sum of positive squares in 2 ways, for example, as 379158784 + 673973521 = 19472^2 + 25961^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1053132305 is a prime.

It is a super-2 number, since 2×1053132305² = 2218175303669226050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105313226 + ... + 105313235.

It is an arithmetic number, because the mean of its divisors is an integer number (315939693).

Almost surely, 2^1053132305 is an apocalyptic number.

It is an amenable number.

1053132305 is a deficient number, since it is larger than the sum of its proper divisors (210626467).

1053132305 is an equidigital number, since it uses as much as digits as its factorization.

1053132305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210626466.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 1053132305 is about 32452.0000154074. Note that the first 4 decimals coincide. The cubic root of 1053132305 is about 1017.4060402585.

Adding to 1053132305 its reverse (5032313501), we get a palindrome (6085445806).

The spelling of 1053132305 in words is "one billion, fifty-three million, one hundred thirty-two thousand, three hundred five".