1013606163 has 16 divisors (see below), whose sum is σ = 1550080000. Its totient is φ = 653938920.

The previous prime is 1013606149. The next prime is 1013606171. The reversal of 1013606163 is 3616063101.

It is a happy number.

1013606163 is a `hidden beast` number, since 10 + 1 + 36 + 0 + 616 + 3 = 666.

It is not a de Polignac number, because 1013606163 - 2⁸ = 1013605907 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013606123) 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, 604663 + ... + 606336.

It is an arithmetic number, because the mean of its divisors is an integer number (96880000).

Almost surely, 2^1013606163 is an apocalyptic number.

1013606163 is a deficient number, since it is larger than the sum of its proper divisors (536473837).

1013606163 is a wasteful number, since it uses less digits than its factorization.

1013606163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211039 (or 1211033 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 1013606163 is about 31837.1820832184. The cubic root of 1013606163 is about 1004.5149720152.

Adding to 1013606163 its reverse (3616063101), we get a palindrome (4629669264).

It can be divided in two parts, 101 and 3606163, that multiplied together give a palindrome (364222463).

The spelling of 1013606163 in words is "one billion, thirteen million, six hundred six thousand, one hundred sixty-three".