1103161306 has 16 divisors (see below), whose sum is σ = 1782595584. Its totient is φ = 508989744.

The previous prime is 1103161303. The next prime is 1103161307. The reversal of 1103161306 is 6031613011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1103161303) 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, 126375 + ... + 134821.

It is an arithmetic number, because the mean of its divisors is an integer number (111412224).

Almost surely, 2^1103161306 is an apocalyptic number.

1103161306 is a deficient number, since it is larger than the sum of its proper divisors (679434278).

1103161306 is a wasteful number, since it uses less digits than its factorization.

1103161306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13485.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 1103161306 is about 33213.8721922031. The cubic root of 1103161306 is about 1033.2680645791.

Adding to 1103161306 its reverse (6031613011), we get a palindrome (7134774317).

It can be divided in two parts, 1103 and 161306, that added together give a square (162409 = 403²).

The spelling of 1103161306 in words is "one billion, one hundred three million, one hundred sixty-one thousand, three hundred six".