747318851 has 2 divisors, whose sum is σ = 747318852. Its totient is φ = 747318850.

The previous prime is 747318799. The next prime is 747318911. The reversal of 747318851 is 158813747.

It is a weak prime.

It is an emirp because it is prime and its reverse (158813747) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 747318851 - 2⁶ = 747318787 is a prime.

It is not a weakly prime, because it can be changed into another prime (747315851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373659425 + 373659426.

It is an arithmetic number, because the mean of its divisors is an integer number (373659426).

Almost surely, 2^747318851 is an apocalyptic number.

747318851 is a deficient number, since it is larger than the sum of its proper divisors (1).

747318851 is an equidigital number, since it uses as much as digits as its factorization.

747318851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 188160, while the sum is 44.

The square root of 747318851 is about 27337.1331891257. The cubic root of 747318851 is about 907.4763434906.

The spelling of 747318851 in words is "seven hundred forty-seven million, three hundred eighteen thousand, eight hundred fifty-one".