12002053 has 32 divisors (see below), whose sum is σ = 15482880. Its totient is φ = 9072000.

The previous prime is 12001999. The next prime is 12002059. The reversal of 12002053 is 35020021.

It is not a de Polignac number, because 12002053 - 2²¹ = 9904901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169008 + ... + 169078.

It is an arithmetic number, because the mean of its divisors is an integer number (483840).

Almost surely, 2^12002053 is an apocalyptic number.

It is an amenable number.

12002053 is a deficient number, since it is larger than the sum of its proper divisors (3480827).

12002053 is a wasteful number, since it uses less digits than its factorization.

12002053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 12002053 is about 3464.3979274904. The cubic root of 12002053 is about 228.9559038681.

Adding to 12002053 its reverse (35020021), we get a palindrome (47022074).

The spelling of 12002053 in words is "twelve million, two thousand, fifty-three".