1052161047 has 12 divisors (see below), whose sum is σ = 1736900880. Its totient is φ = 601234848.

The previous prime is 1052161031. The next prime is 1052161069. The reversal of 1052161047 is 7401612501.

It is a happy number.

1052161047 is a `hidden beast` number, since 1 + 0 + 5 + 2 + 1 + 610 + 47 = 666.

It is not a de Polignac number, because 1052161047 - 2⁴ = 1052161031 is a prime.

It is a super-2 number, since 2×1052161047² = 2214085737648272418, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1052161047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052162047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8350422 + ... + 8350547.

It is an arithmetic number, because the mean of its divisors is an integer number (144741740).

Almost surely, 2^1052161047 is an apocalyptic number.

1052161047 is a deficient number, since it is larger than the sum of its proper divisors (684739833).

1052161047 is a wasteful number, since it uses less digits than its factorization.

1052161047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16700982 (or 16700979 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 1052161047 is about 32437.0320313064. The cubic root of 1052161047 is about 1017.0931743166.

Adding to 1052161047 its reverse (7401612501), we get a palindrome (8453773548).

The spelling of 1052161047 in words is "one billion, fifty-two million, one hundred sixty-one thousand, forty-seven".