214513165541 has 2 divisors, whose sum is σ = 214513165542. Its totient is φ = 214513165540.

The previous prime is 214513165513. The next prime is 214513165553. The reversal of 214513165541 is 145561315412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210855456100 + 3657709441 = 459190^2 + 60479^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214513165541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 214513165495 and 214513165504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214513165241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107256582770 + 107256582771.

It is an arithmetic number, because the mean of its divisors is an integer number (107256582771).

Almost surely, 2^214513165541 is an apocalyptic number.

It is an amenable number.

214513165541 is a deficient number, since it is larger than the sum of its proper divisors (1).

214513165541 is an equidigital number, since it uses as much as digits as its factorization.

214513165541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72000, while the sum is 38.

The spelling of 214513165541 in words is "two hundred fourteen billion, five hundred thirteen million, one hundred sixty-five thousand, five hundred forty-one".