1163434000 has 80 divisors (see below), whose sum is σ = 2820819456. Its totient is φ = 464112000.

The previous prime is 1163433989. The next prime is 1163434021. The reversal of 1163434000 is 4343611.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1173505 + ... + 1174495.

Almost surely, 2^1163434000 is an apocalyptic number.

1163434000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1163434000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1410409728).

1163434000 is an abundant number, since it is smaller than the sum of its proper divisors (1657385456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1163434000 is an equidigital number, since it uses as much as digits as its factorization.

1163434000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601 (or 1585 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1163434000 is about 34109.1483329619. The cubic root of 1163434000 is about 1051.7533818333.

Adding to 1163434000 its reverse (4343611), we get a palindrome (1167777611).

The spelling of 1163434000 in words is "one billion, one hundred sixty-three million, four hundred thirty-four thousand".