1052066161 has 4 divisors (see below), whose sum is σ = 1097808192. Its totient is φ = 1006324132.

The previous prime is 1052066153. The next prime is 1052066179. The reversal of 1052066161 is 1616602501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1616602501 = 43 ⋅37595407.

It is a cyclic number.

It is not a de Polignac number, because 1052066161 - 2³ = 1052066153 is a prime.

It is a super-2 number, since 2×1052066161² = 2213686414242555842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1052066101) 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, 22870981 + ... + 22871026.

It is an arithmetic number, because the mean of its divisors is an integer number (274452048).

Almost surely, 2^1052066161 is an apocalyptic number.

It is an amenable number.

1052066161 is a deficient number, since it is larger than the sum of its proper divisors (45742031).

1052066161 is an equidigital number, since it uses as much as digits as its factorization.

1052066161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45742030.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1052066161 is about 32435.5693799261. The cubic root of 1052066161 is about 1017.0625988945.

Adding to 1052066161 its reverse (1616602501), we get a palindrome (2668668662).

The spelling of 1052066161 in words is "one billion, fifty-two million, sixty-six thousand, one hundred sixty-one".