164011003 has 4 divisors (see below), whose sum is σ = 176627248. Its totient is φ = 151394760.

The previous prime is 164010967. The next prime is 164011007. The reversal of 164011003 is 300110461.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300110461 = 7 ⋅42872923.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164011003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164011007) 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, 6308103 + ... + 6308128.

It is an arithmetic number, because the mean of its divisors is an integer number (44156812).

Almost surely, 2^164011003 is an apocalyptic number.

164011003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

164011003 is a deficient number, since it is larger than the sum of its proper divisors (12616245).

164011003 is a wasteful number, since it uses less digits than its factorization.

164011003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12616244.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 164011003 is about 12806.6780626359. The cubic root of 164011003 is about 547.3826084991.

Adding to 164011003 its reverse (300110461), we get a palindrome (464121464).

The spelling of 164011003 in words is "one hundred sixty-four million, eleven thousand, three".