133441463 has 2 divisors, whose sum is σ = 133441464. Its totient is φ = 133441462.

The previous prime is 133441433. The next prime is 133441481. The reversal of 133441463 is 364144331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133441463 - 2¹⁴ = 133425079 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133441403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66720731 + 66720732.

It is an arithmetic number, because the mean of its divisors is an integer number (66720732).

Almost surely, 2^133441463 is an apocalyptic number.

133441463 is a deficient number, since it is larger than the sum of its proper divisors (1).

133441463 is an equidigital number, since it uses as much as digits as its factorization.

133441463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 29.

The square root of 133441463 is about 11551.6865868149. The cubic root of 133441463 is about 511.0110189195.

Adding to 133441463 its reverse (364144331), we get a palindrome (497585794).

The spelling of 133441463 in words is "one hundred thirty-three million, four hundred forty-one thousand, four hundred sixty-three".