747381133 has 2 divisors, whose sum is σ = 747381134. Its totient is φ = 747381132.

The previous prime is 747381109. The next prime is 747381137. The reversal of 747381133 is 331183747.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 656025769 + 91355364 = 25613^2 + 9558^2 .

It is a cyclic number.

It is not a de Polignac number, because 747381133 - 2²⁹ = 210510221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 747381092 and 747381101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (747381137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373690566 + 373690567.

It is an arithmetic number, because the mean of its divisors is an integer number (373690567).

Almost surely, 2^747381133 is an apocalyptic number.

It is an amenable number.

747381133 is a deficient number, since it is larger than the sum of its proper divisors (1).

747381133 is an equidigital number, since it uses as much as digits as its factorization.

747381133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 37.

The square root of 747381133 is about 27338.2723119073. The cubic root of 747381133 is about 907.5015526640.

The spelling of 747381133 in words is "seven hundred forty-seven million, three hundred eighty-one thousand, one hundred thirty-three".