133405352104 has 8 divisors (see below), whose sum is σ = 250135035210. Its totient is φ = 66702676048.

The previous prime is 133405352071. The next prime is 133405352111. The reversal of 133405352104 is 401253504331.

It can be written as a sum of positive squares in only one way, i.e., 133305312100 + 100040004 = 365110^2 + 10002^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8337834499 + ... + 8337834514.

Almost surely, 2^133405352104 is an apocalyptic number.

It is an amenable number.

133405352104 is a deficient number, since it is larger than the sum of its proper divisors (116729683106).

133405352104 is a wasteful number, since it uses less digits than its factorization.

133405352104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16675669019 (or 16675669015 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 133405352104 its reverse (401253504331), we get a palindrome (534658856435).

The spelling of 133405352104 in words is "one hundred thirty-three billion, four hundred five million, three hundred fifty-two thousand, one hundred four".