133248451346 has 4 divisors (see below), whose sum is σ = 199872677022. Its totient is φ = 66624225672.

The previous prime is 133248451331. The next prime is 133248451403. The reversal of 133248451346 is 643154842331.

133248451346 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 643154842331 = 421 ⋅1527683711.

It can be written as a sum of positive squares in only one way, i.e., 110297716321 + 22950735025 = 332111^2 + 151495^2 .

It is a super-2 number, since 2×133248451346² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133248451297 and 133248451306.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33312112835 + ... + 33312112838.

Almost surely, 2^133248451346 is an apocalyptic number.

133248451346 is a deficient number, since it is larger than the sum of its proper divisors (66624225676).

133248451346 is an equidigital number, since it uses as much as digits as its factorization.

133248451346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66624225675.

The product of its digits is 829440, while the sum is 44.

The spelling of 133248451346 in words is "one hundred thirty-three billion, two hundred forty-eight million, four hundred fifty-one thousand, three hundred forty-six".