1163235601 has 4 divisors (see below), whose sum is σ = 1268984304. Its totient is φ = 1057486900.

The previous prime is 1163235583. The next prime is 1163235611. The reversal of 1163235601 is 1065323611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1163235601 - 2⁷ = 1163235473 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1163235601.

It is not an unprimeable number, because it can be changed into a prime (1163235611) 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, 52874335 + ... + 52874356.

It is an arithmetic number, because the mean of its divisors is an integer number (317246076).

Almost surely, 2^1163235601 is an apocalyptic number.

1163235601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1163235601 is a deficient number, since it is larger than the sum of its proper divisors (105748703).

1163235601 is a wasteful number, since it uses less digits than its factorization.

1163235601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105748702.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1163235601 is about 34106.2399129543. The cubic root of 1163235601 is about 1051.6935936885.

The spelling of 1163235601 in words is "one billion, one hundred sixty-three million, two hundred thirty-five thousand, six hundred one".