1067284138 has 8 divisors (see below), whose sum is σ = 1624820832. Its totient is φ = 525677196.

The previous prime is 1067284103. The next prime is 1067284139. The reversal of 1067284138 is 8314827601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1067284138² = 2278190862452806088, 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 1067284138.

It is not an unprimeable number, because it can be changed into a prime (1067284139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3982270 + ... + 3982537.

It is an arithmetic number, because the mean of its divisors is an integer number (203102604).

Almost surely, 2^1067284138 is an apocalyptic number.

1067284138 is a deficient number, since it is larger than the sum of its proper divisors (557536694).

1067284138 is an equidigital number, since it uses as much as digits as its factorization.

1067284138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7964876.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 1067284138 is about 32669.3149300686. The cubic root of 1067284138 is about 1021.9430277050.

The spelling of 1067284138 in words is "one billion, sixty-seven million, two hundred eighty-four thousand, one hundred thirty-eight".