3234155381 has 2 divisors, whose sum is σ = 3234155382. Its totient is φ = 3234155380.

The previous prime is 3234155333. The next prime is 3234155417. The reversal of 3234155381 is 1835514323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3004026481 + 230128900 = 54809^2 + 15170^2 .

It is a cyclic number.

It is not a de Polignac number, because 3234155381 - 2¹⁸ = 3233893237 is a prime.

It is a super-2 number, since 2×3234155381² = 20919522056902510322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3234154381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1617077690 + 1617077691.

It is an arithmetic number, because the mean of its divisors is an integer number (1617077691).

Almost surely, 2^3234155381 is an apocalyptic number.

It is an amenable number.

3234155381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3234155381 is an equidigital number, since it uses as much as digits as its factorization.

3234155381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 35.

The square root of 3234155381 is about 56869.6349645397. The cubic root of 3234155381 is about 1478.8369516477.

The spelling of 3234155381 in words is "three billion, two hundred thirty-four million, one hundred fifty-five thousand, three hundred eighty-one".