133472263469 has 2 divisors, whose sum is σ = 133472263470. Its totient is φ = 133472263468.

The previous prime is 133472263403. The next prime is 133472263499. The reversal of 133472263469 is 964362274331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111282288100 + 22189975369 = 333590^2 + 148963^2 .

It is a cyclic number.

It is not a de Polignac number, because 133472263469 - 2¹² = 133472259373 is a prime.

It is a super-3 number, since 3×133472263469³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133472263499) by changing a digit.

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 as a sum of consecutive naturals, namely, 66736131734 + 66736131735.

It is an arithmetic number, because the mean of its divisors is an integer number (66736131735).

Almost surely, 2^133472263469 is an apocalyptic number.

It is an amenable number.

133472263469 is a deficient number, since it is larger than the sum of its proper divisors (1).

133472263469 is an equidigital number, since it uses as much as digits as its factorization.

133472263469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3919104, while the sum is 50.

The spelling of 133472263469 in words is "one hundred thirty-three billion, four hundred seventy-two million, two hundred sixty-three thousand, four hundred sixty-nine".