133251023452 has 12 divisors (see below), whose sum is σ = 233521948296. Its totient is φ = 66530466800.

The previous prime is 133251023443. The next prime is 133251023489. The reversal of 133251023452 is 254320152331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23758078 + ... + 23763685.

It is an arithmetic number, because the mean of its divisors is an integer number (19460162358).

Almost surely, 2^133251023452 is an apocalyptic number.

It is an amenable number.

133251023452 is a deficient number, since it is larger than the sum of its proper divisors (100270924844).

133251023452 is a wasteful number, since it uses less digits than its factorization.

133251023452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47522468 (or 47522466 counting only the distinct ones).

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

Adding to 133251023452 its reverse (254320152331), we get a palindrome (387571175783).

The spelling of 133251023452 in words is "one hundred thirty-three billion, two hundred fifty-one million, twenty-three thousand, four hundred fifty-two".