133036465 has 4 divisors (see below), whose sum is σ = 159643764. Its totient is φ = 106429168.

The previous prime is 133036459. The next prime is 133036487. The reversal of 133036465 is 564630331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 74926336 + 58110129 = 8656^2 + 7623^2 .

It is a cyclic number.

It is not a de Polignac number, because 133036465 - 2³ = 133036457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13303642 + ... + 13303651.

It is an arithmetic number, because the mean of its divisors is an integer number (39910941).

Almost surely, 2^133036465 is an apocalyptic number.

It is an amenable number.

133036465 is a deficient number, since it is larger than the sum of its proper divisors (26607299).

133036465 is an equidigital number, since it uses as much as digits as its factorization.

133036465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26607298.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 133036465 is about 11534.1434445736. The cubic root of 133036465 is about 510.4935181760.

Adding to 133036465 its reverse (564630331), we get a palindrome (697666796).

The spelling of 133036465 in words is "one hundred thirty-three million, thirty-six thousand, four hundred sixty-five".