1052530541 has 4 divisors (see below), whose sum is σ = 1052658684. Its totient is φ = 1052402400.

The previous prime is 1052530519. The next prime is 1052530543. The reversal of 1052530541 is 1450352501.

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 808264900 + 244265641 = 28430^2 + 15629^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1052530541 is a prime.

It is a super-2 number, since 2×1052530541² = 2215641079475505362, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1052530541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052530543) 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, 50840 + ... + 68481.

It is an arithmetic number, because the mean of its divisors is an integer number (263164671).

Almost surely, 2^1052530541 is an apocalyptic number.

It is an amenable number.

1052530541 is a deficient number, since it is larger than the sum of its proper divisors (128143).

1052530541 is an equidigital number, since it uses as much as digits as its factorization.

1052530541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128142.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 1052530541 is about 32442.7270894418. The cubic root of 1052530541 is about 1017.2122200473.

The spelling of 1052530541 in words is "one billion, fifty-two million, five hundred thirty thousand, five hundred forty-one".