1071020264 has 64 divisors (see below), whose sum is σ = 2186015040. Its totient is φ = 489968640.

The previous prime is 1071020239. The next prime is 1071020273. The reversal of 1071020264 is 4620201701.

It is a super-2 number, since 2×1071020264² = 2294168811797259392, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2181059 + ... + 2181549.

It is an arithmetic number, because the mean of its divisors is an integer number (34156485).

Almost surely, 2^1071020264 is an apocalyptic number.

It is an amenable number.

1071020264 is an abundant number, since it is smaller than the sum of its proper divisors (1114994776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1071020264 is a wasteful number, since it uses less digits than its factorization.

1071020264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930 (or 926 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 1071020264 is about 32726.4459420818. The cubic root of 1071020264 is about 1023.1341073849.

Adding to 1071020264 its reverse (4620201701), we get a palindrome (5691221965).

The spelling of 1071020264 in words is "one billion, seventy-one million, twenty thousand, two hundred sixty-four".