318450437141741 has 2 divisors, whose sum is σ = 318450437141742. Its totient is φ = 318450437141740.

The previous prime is 318450437141737. The next prime is 318450437141761. The reversal of 318450437141741 is 147141734054813.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 251632548184900 + 66817888956841 = 15862930^2 + 8174221^2 .

It is a cyclic number.

It is not a de Polignac number, because 318450437141741 - 2² = 318450437141737 is a prime.

It is a super-2 number, since 2×318450437141741² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (318450437141761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159225218570870 + 159225218570871.

It is an arithmetic number, because the mean of its divisors is an integer number (159225218570871).

Almost surely, 2^{318450437141741} is an apocalyptic number.

It is an amenable number.

318450437141741 is a deficient number, since it is larger than the sum of its proper divisors (1).

318450437141741 is an equidigital number, since it uses as much as digits as its factorization.

318450437141741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4515840, while the sum is 53.

The spelling of 318450437141741 in words is "three hundred eighteen trillion, four hundred fifty billion, four hundred thirty-seven million, one hundred forty-one thousand, seven hundred forty-one".