12377133 has 6 divisors (see below), whose sum is σ = 17878094. Its totient is φ = 8251416.

The previous prime is 12377119. The next prime is 12377147. The reversal of 12377133 is 33177321.

12377133 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12377119) and next prime (12377147).

It can be written as a sum of positive squares in only one way, i.e., 6985449 + 5391684 = 2643^2 + 2322^2 .

It is not a de Polignac number, because 12377133 - 2⁴ = 12377117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12377097 and 12377106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12377033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 687610 + ... + 687627.

Almost surely, 2^12377133 is an apocalyptic number.

It is an amenable number.

12377133 is a deficient number, since it is larger than the sum of its proper divisors (5500961).

12377133 is a wasteful number, since it uses less digits than its factorization.

12377133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375243 (or 1375240 counting only the distinct ones).

The product of its digits is 2646, while the sum is 27.

The square root of 12377133 is about 3518.1149782234. The cubic root of 12377133 is about 231.3165391188.

The spelling of 12377133 in words is "twelve million, three hundred seventy-seven thousand, one hundred thirty-three".