133425465 has 16 divisors (see below), whose sum is σ = 215113536. Its totient is φ = 70616000.

The previous prime is 133425449. The next prime is 133425493. The reversal of 133425465 is 564524331.

It is not a de Polignac number, because 133425465 - 2⁴ = 133425449 is a prime.

It is a Curzon number.

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31986 + ... + 35915.

It is an arithmetic number, because the mean of its divisors is an integer number (13444596).

Almost surely, 2^133425465 is an apocalyptic number.

133425465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133425465 is a deficient number, since it is larger than the sum of its proper divisors (81688071).

133425465 is a wasteful number, since it uses less digits than its factorization.

133425465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68040.

The product of its digits is 43200, while the sum is 33.

The square root of 133425465 is about 11550.9941130623. The cubic root of 133425465 is about 510.9905967788.

Adding to 133425465 its reverse (564524331), we get a palindrome (697949796).

The spelling of 133425465 in words is "one hundred thirty-three million, four hundred twenty-five thousand, four hundred sixty-five".