1165362003 has 12 divisors (see below), whose sum is σ = 1812785520. Its totient is φ = 717145776.

The previous prime is 1165362001. The next prime is 1165362047. The reversal of 1165362003 is 3002635611.

1165362003 is a `hidden beast` number, since 1 + 1 + 653 + 6 + 2 + 0 + 0 + 3 = 666.

It is not a de Polignac number, because 1165362003 - 2¹ = 1165362001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1165362001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4980063 + ... + 4980296.

It is an arithmetic number, because the mean of its divisors is an integer number (151065460).

Almost surely, 2^1165362003 is an apocalyptic number.

1165362003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1165362003 is a deficient number, since it is larger than the sum of its proper divisors (647423517).

1165362003 is a wasteful number, since it uses less digits than its factorization.

1165362003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9960378 (or 9960375 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 1165362003 is about 34137.3988903666. The cubic root of 1165362003 is about 1052.3340377711.

Adding to 1165362003 its reverse (3002635611), we get a palindrome (4167997614).

The spelling of 1165362003 in words is "one billion, one hundred sixty-five million, three hundred sixty-two thousand, three".