1163663434 has 4 divisors (see below), whose sum is σ = 1745495154. Its totient is φ = 581831716.

The previous prime is 1163663429. The next prime is 1163663477. The reversal of 1163663434 is 4343663611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 650505025 + 513158409 = 25505^2 + 22653^2 .

It is a super-2 number, since 2×1163663434² = 2708225175257344712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1163663393 and 1163663402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 290915857 + ... + 290915860.

Almost surely, 2^1163663434 is an apocalyptic number.

1163663434 is a deficient number, since it is larger than the sum of its proper divisors (581831720).

1163663434 is an equidigital number, since it uses as much as digits as its factorization.

1163663434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581831719.

The product of its digits is 93312, while the sum is 37.

The square root of 1163663434 is about 34112.5113997782. The cubic root of 1163663434 is about 1051.8225139958.

The spelling of 1163663434 in words is "one billion, one hundred sixty-three million, six hundred sixty-three thousand, four hundred thirty-four".