747506104391 has 2 divisors, whose sum is σ = 747506104392. Its totient is φ = 747506104390.

The previous prime is 747506104381. The next prime is 747506104441. The reversal of 747506104391 is 193401605747.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 747506104391 - 2¹⁸ = 747505842247 is a prime.

It is a super-2 number, since 2×747506104391² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (747506104381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373753052195 + 373753052196.

It is an arithmetic number, because the mean of its divisors is an integer number (373753052196).

Almost surely, 2^747506104391 is an apocalyptic number.

747506104391 is a deficient number, since it is larger than the sum of its proper divisors (1).

747506104391 is an equidigital number, since it uses as much as digits as its factorization.

747506104391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 47.

The spelling of 747506104391 in words is "seven hundred forty-seven billion, five hundred six million, one hundred four thousand, three hundred ninety-one".