1061534205 has 24 divisors (see below), whose sum is σ = 1842292608. Its totient is φ = 565443936.

The previous prime is 1061534197. The next prime is 1061534207. The reversal of 1061534205 is 5024351601.

1061534205 is a `hidden beast` number, since 1 + 0 + 615 + 3 + 42 + 0 + 5 = 666.

It is not a de Polignac number, because 1061534205 - 2³ = 1061534197 is a prime.

It is a super-2 number, since 2×1061534205² = 2253709736769964050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061534207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22704 + ... + 51366.

It is an arithmetic number, because the mean of its divisors is an integer number (76762192).

Almost surely, 2^1061534205 is an apocalyptic number.

1061534205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1061534205 is a deficient number, since it is larger than the sum of its proper divisors (780758403).

1061534205 is a wasteful number, since it uses less digits than its factorization.

1061534205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29497 (or 29494 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1061534205 is about 32581.1940388930. The cubic root of 1061534205 is about 1020.1045019805.

Adding to 1061534205 its reverse (5024351601), we get a palindrome (6085885806).

The spelling of 1061534205 in words is "one billion, sixty-one million, five hundred thirty-four thousand, two hundred five".