12603151 has 4 divisors (see below), whose sum is σ = 13748904. Its totient is φ = 11457400.

The previous prime is 12603133. The next prime is 12603161. The reversal of 12603151 is 15130621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12603151 - 2⁵ = 12603119 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 (12603121) 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, 572860 + ... + 572881.

It is an arithmetic number, because the mean of its divisors is an integer number (3437226).

Almost surely, 2^12603151 is an apocalyptic number.

12603151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12603151 is a deficient number, since it is larger than the sum of its proper divisors (1145753).

12603151 is a wasteful number, since it uses less digits than its factorization.

12603151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145752.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 12603151 is about 3550.0916889568. The cubic root of 12603151 is about 232.7160730741.

Adding to 12603151 its reverse (15130621), we get a palindrome (27733772).

The spelling of 12603151 in words is "twelve million, six hundred three thousand, one hundred fifty-one".