12733501 has 4 divisors (see below), whose sum is σ = 13891104. Its totient is φ = 11575900.

The previous prime is 12733499. The next prime is 12733507. The reversal of 12733501 is 10533721.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10533721 = 11 ⋅957611.

It is a cyclic number.

It is not a de Polignac number, because 12733501 - 2¹ = 12733499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12733507) 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 3 ways as a sum of consecutive naturals, for example, 578785 + ... + 578806.

It is an arithmetic number, because the mean of its divisors is an integer number (3472776).

Almost surely, 2^12733501 is an apocalyptic number.

12733501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12733501 is a deficient number, since it is larger than the sum of its proper divisors (1157603).

12733501 is a wasteful number, since it uses less digits than its factorization.

12733501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157602.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 12733501 is about 3568.4031442650. The cubic root of 12733501 is about 233.5156233098.

It can be divided in two parts, 1273 and 3501, that added together give a palindrome (4774).

The spelling of 12733501 in words is "twelve million, seven hundred thirty-three thousand, five hundred one".