1072734163 has 4 divisors (see below), whose sum is σ = 1072806120. Its totient is φ = 1072662208.

The previous prime is 1072734161. The next prime is 1072734181. The reversal of 1072734163 is 3614372701.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1072734163 - 2¹ = 1072734161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1072734161) 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, 4345 + ... + 46522.

It is an arithmetic number, because the mean of its divisors is an integer number (268201530).

Almost surely, 2^1072734163 is an apocalyptic number.

1072734163 is a deficient number, since it is larger than the sum of its proper divisors (71957).

1072734163 is an equidigital number, since it uses as much as digits as its factorization.

1072734163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71956.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 1072734163 is about 32752.6207043040. The cubic root of 1072734163 is about 1023.6795729383.

The spelling of 1072734163 in words is "one billion, seventy-two million, seven hundred thirty-four thousand, one hundred sixty-three".