1163161354 has 8 divisors (see below), whose sum is σ = 1801024128. Its totient is φ = 562819980.

The previous prime is 1163161333. The next prime is 1163161357. The reversal of 1163161354 is 4531613611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1163161354² = 2705888670878226632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (1163161357) 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, 9380272 + ... + 9380395.

It is an arithmetic number, because the mean of its divisors is an integer number (225128016).

Almost surely, 2^1163161354 is an apocalyptic number.

1163161354 is a deficient number, since it is larger than the sum of its proper divisors (637862774).

1163161354 is a wasteful number, since it uses less digits than its factorization.

1163161354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18760700.

The product of its digits is 6480, while the sum is 31.

The square root of 1163161354 is about 34105.1514290730. The cubic root of 1163161354 is about 1051.6712173801.

Adding to 1163161354 its reverse (4531613611), we get a palindrome (5694774965).

The spelling of 1163161354 in words is "one billion, one hundred sixty-three million, one hundred sixty-one thousand, three hundred fifty-four".