133133143401 has 16 divisors (see below), whose sum is σ = 199267633600. Its totient is φ = 87840422784.

The previous prime is 133133143387. The next prime is 133133143411. The reversal of 133133143401 is 104341331331.

133133143401 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 3 + 314 + 340 + 1 = 666.

It is not a de Polignac number, because 133133143401 - 2⁹ = 133133142889 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133133143411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25414171 + ... + 25419408.

It is an arithmetic number, because the mean of its divisors is an integer number (12454227100).

Almost surely, 2^133133143401 is an apocalyptic number.

It is an amenable number.

133133143401 is a deficient number, since it is larger than the sum of its proper divisors (66134490199).

133133143401 is an equidigital number, since it uses as much as digits as its factorization.

133133143401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50833685 (or 50833679 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 133133143401 its reverse (104341331331), we get a palindrome (237474474732).

The spelling of 133133143401 in words is "one hundred thirty-three billion, one hundred thirty-three million, one hundred forty-three thousand, four hundred one".