1163149005 has 16 divisors (see below), whose sum is σ = 1864453824. Its totient is φ = 619207680.

The previous prime is 1163148991. The next prime is 1163149007. The reversal of 1163149005 is 5009413611.

It is not a de Polignac number, because 1163149005 - 2¹² = 1163144909 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163149007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62676 + ... + 79085.

It is an arithmetic number, because the mean of its divisors is an integer number (116528364).

Almost surely, 2^1163149005 is an apocalyptic number.

1163149005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1163149005 is a deficient number, since it is larger than the sum of its proper divisors (701304819).

1163149005 is a wasteful number, since it uses less digits than its factorization.

1163149005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142316.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 1163149005 is about 34104.9703855611. The cubic root of 1163149005 is about 1051.6674955881.

The spelling of 1163149005 in words is "one billion, one hundred sixty-three million, one hundred forty-nine thousand, five".