3432147281 has 2 divisors, whose sum is σ = 3432147282. Its totient is φ = 3432147280.

The previous prime is 3432147259. The next prime is 3432147287. The reversal of 3432147281 is 1827412343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2108279056 + 1323868225 = 45916^2 + 36385^2 .

It is a cyclic number.

It is not a de Polignac number, because 3432147281 - 2¹⁰ = 3432146257 is a prime.

It is a super-2 number, since 2×3432147281² = 23559269916951385922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3432147287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1716073640 + 1716073641.

It is an arithmetic number, because the mean of its divisors is an integer number (1716073641).

Almost surely, 2^3432147281 is an apocalyptic number.

It is an amenable number.

3432147281 is a deficient number, since it is larger than the sum of its proper divisors (1).

3432147281 is an equidigital number, since it uses as much as digits as its factorization.

3432147281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 35.

The square root of 3432147281 is about 58584.5310726304. The cubic root of 3432147281 is about 1508.4189232697.

The spelling of 3432147281 in words is "three billion, four hundred thirty-two million, one hundred forty-seven thousand, two hundred eighty-one".