1052663771 has 4 divisors (see below), whose sum is σ = 1053017544. Its totient is φ = 1052310000.

The previous prime is 1052663767. The next prime is 1052663791. The reversal of 1052663771 is 1773662501.

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

It is a cyclic number.

It is not a de Polignac number, because 1052663771 - 2² = 1052663767 is a prime.

It is a super-2 number, since 2×1052663771² = 2216202029551880882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1052663741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172385 + ... + 178386.

It is an arithmetic number, because the mean of its divisors is an integer number (263254386).

Almost surely, 2^1052663771 is an apocalyptic number.

1052663771 is a deficient number, since it is larger than the sum of its proper divisors (353773).

1052663771 is an equidigital number, since it uses as much as digits as its factorization.

1052663771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353772.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 1052663771 is about 32444.7803352095. The cubic root of 1052663771 is about 1017.2551380311.

The spelling of 1052663771 in words is "one billion, fifty-two million, six hundred sixty-three thousand, seven hundred seventy-one".