12477343933 has 2 divisors, whose sum is σ = 12477343934. Its totient is φ = 12477343932.

The previous prime is 12477343891. The next prime is 12477343943. The reversal of 12477343933 is 33934377421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8516152089 + 3961191844 = 92283^2 + 62938^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12477343933 is a prime.

It is a super-2 number, since 2×12477343933² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12477343943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6238671966 + 6238671967.

It is an arithmetic number, because the mean of its divisors is an integer number (6238671967).

Almost surely, 2^12477343933 is an apocalyptic number.

It is an amenable number.

12477343933 is a deficient number, since it is larger than the sum of its proper divisors (1).

12477343933 is an equidigital number, since it uses as much as digits as its factorization.

12477343933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1143072, while the sum is 46.

The spelling of 12477343933 in words is "twelve billion, four hundred seventy-seven million, three hundred forty-three thousand, nine hundred thirty-three".