431412481 has 2 divisors, whose sum is σ = 431412482. Its totient is φ = 431412480.

The previous prime is 431412473. The next prime is 431412581. The reversal of 431412481 is 184214134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 243859456 + 187553025 = 15616^2 + 13695^2 .

It is a cyclic number.

It is not a de Polignac number, because 431412481 - 2³ = 431412473 is a prime.

It is a super-2 number, since 2×431412481² = 372233457525150722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (431412431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215706240 + 215706241.

It is an arithmetic number, because the mean of its divisors is an integer number (215706241).

Almost surely, 2^431412481 is an apocalyptic number.

It is an amenable number.

431412481 is a deficient number, since it is larger than the sum of its proper divisors (1).

431412481 is an equidigital number, since it uses as much as digits as its factorization.

431412481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3072, while the sum is 28.

The square root of 431412481 is about 20770.4713716372. The cubic root of 431412481 is about 755.6097765210.

The spelling of 431412481 in words is "four hundred thirty-one million, four hundred twelve thousand, four hundred eighty-one".