747371543 has 2 divisors, whose sum is σ = 747371544. Its totient is φ = 747371542.

The previous prime is 747371503. The next prime is 747371549. The reversal of 747371543 is 345173747.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 747371543 - 2²⁶ = 680262679 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 747371543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (747371549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373685771 + 373685772.

It is an arithmetic number, because the mean of its divisors is an integer number (373685772).

Almost surely, 2^747371543 is an apocalyptic number.

747371543 is a deficient number, since it is larger than the sum of its proper divisors (1).

747371543 is an equidigital number, since it uses as much as digits as its factorization.

747371543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 246960, while the sum is 41.

The square root of 747371543 is about 27338.0969162083. The cubic root of 747371543 is about 907.4976711205.

The spelling of 747371543 in words is "seven hundred forty-seven million, three hundred seventy-one thousand, five hundred forty-three".