133325463 has 16 divisors (see below), whose sum is σ = 179426016. Its totient is φ = 88058880.

The previous prime is 133325459. The next prime is 133325477. The reversal of 133325463 is 364523331.

It is not a de Polignac number, because 133325463 - 2² = 133325459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133325463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133325453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255643 + ... + 256163.

It is an arithmetic number, because the mean of its divisors is an integer number (11214126).

Almost surely, 2^133325463 is an apocalyptic number.

133325463 is a deficient number, since it is larger than the sum of its proper divisors (46100553).

133325463 is a wasteful number, since it uses less digits than its factorization.

133325463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154.

The product of its digits is 19440, while the sum is 30.

The square root of 133325463 is about 11546.6645833331. The cubic root of 133325463 is about 510.8629028801.

Adding to 133325463 its reverse (364523331), we get a palindrome (497848794).

It can be divided in two parts, 1333 and 25463, that added together give a triangular number (26796 = T₂₃₁).

The spelling of 133325463 in words is "one hundred thirty-three million, three hundred twenty-five thousand, four hundred sixty-three".