1070021384 has 8 divisors (see below), whose sum is σ = 2006290110. Its totient is φ = 535010688.

The previous prime is 1070021369. The next prime is 1070021401. The reversal of 1070021384 is 4831200701.

It can be written as a sum of positive squares in only one way, i.e., 1069944100 + 77284 = 32710^2 + 278^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1070021384² = 2289891524434550912, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66876329 + ... + 66876344.

Almost surely, 2^1070021384 is an apocalyptic number.

It is an amenable number.

1070021384 is a deficient number, since it is larger than the sum of its proper divisors (936268726).

1070021384 is a wasteful number, since it uses less digits than its factorization.

1070021384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133752679 (or 133752675 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 1070021384 is about 32711.1813299367. The cubic root of 1070021384 is about 1022.8159353536.

The spelling of 1070021384 in words is "one billion, seventy million, twenty-one thousand, three hundred eighty-four".