4134169381 has 2 divisors, whose sum is σ = 4134169382. Its totient is φ = 4134169380.

The previous prime is 4134169363. The next prime is 4134169423. The reversal of 4134169381 is 1839614314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3114644481 + 1019524900 = 55809^2 + 31930^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4134169381 is a prime.

It is a super-2 number, since 2×4134169381² = 34182712941595846322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4134169981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2067084690 + 2067084691.

It is an arithmetic number, because the mean of its divisors is an integer number (2067084691).

Almost surely, 2^4134169381 is an apocalyptic number.

It is an amenable number.

4134169381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4134169381 is an equidigital number, since it uses as much as digits as its factorization.

4134169381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 40.

The square root of 4134169381 is about 64297.5068023637. The cubic root of 4134169381 is about 1604.9546130286.

The spelling of 4134169381 in words is "four billion, one hundred thirty-four million, one hundred sixty-nine thousand, three hundred eighty-one".