133458485461 has 4 divisors (see below), whose sum is σ = 152523983392. Its totient is φ = 114392987532.

The previous prime is 133458485429. The next prime is 133458485467. The reversal of 133458485461 is 164584854331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 164584854331 = 823 ⋅199981597.

It is a cyclic number.

It is not a de Polignac number, because 133458485461 - 2⁵ = 133458485429 is a prime.

It is a super-2 number, since 2×133458485461² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133458485399 and 133458485408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133458485467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9532748955 + ... + 9532748968.

It is an arithmetic number, because the mean of its divisors is an integer number (38130995848).

Almost surely, 2^133458485461 is an apocalyptic number.

It is an amenable number.

133458485461 is a deficient number, since it is larger than the sum of its proper divisors (19065497931).

133458485461 is an equidigital number, since it uses as much as digits as its factorization.

133458485461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19065497930.

The product of its digits is 5529600, while the sum is 52.

The spelling of 133458485461 in words is "one hundred thirty-three billion, four hundred fifty-eight million, four hundred eighty-five thousand, four hundred sixty-one".