1071107764 has 6 divisors (see below), whose sum is σ = 1874438594. Its totient is φ = 535553880.

The previous prime is 1071107747. The next prime is 1071107777. The reversal of 1071107764 is 4677011701.

It can be written as a sum of positive squares in only one way, i.e., 1068766864 + 2340900 = 32692^2 + 1530^2 .

It is a super-2 number, since 2×1071107764² = 2294543684202159392, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133888467 + ... + 133888474.

Almost surely, 2^1071107764 is an apocalyptic number.

It is an amenable number.

1071107764 is a deficient number, since it is larger than the sum of its proper divisors (803330830).

1071107764 is a wasteful number, since it uses less digits than its factorization.

1071107764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267776945 (or 267776943 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 34.

The square root of 1071107764 is about 32727.7827541066. The cubic root of 1071107764 is about 1023.1619692283.

The spelling of 1071107764 in words is "one billion, seventy-one million, one hundred seven thousand, seven hundred sixty-four".