1163523046 has 16 divisors (see below), whose sum is σ = 2002201344. Its totient is φ = 496755144.

The previous prime is 1163523043. The next prime is 1163523071. The reversal of 1163523046 is 6403253611.

It is a junction number, because it is equal to n+sod(n) for n = 1163522999 and 1163523017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163523043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154320 + ... + 161683.

It is an arithmetic number, because the mean of its divisors is an integer number (125137584).

Almost surely, 2^1163523046 is an apocalyptic number.

1163523046 is a deficient number, since it is larger than the sum of its proper divisors (838678298).

1163523046 is a wasteful number, since it uses less digits than its factorization.

1163523046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316275.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 1163523046 is about 34110.4536176229. The cubic root of 1163523046 is about 1051.7802139076.

Adding to 1163523046 its reverse (6403253611), we get a palindrome (7566776657).

The spelling of 1163523046 in words is "one billion, one hundred sixty-three million, five hundred twenty-three thousand, forty-six".