133351525401 has 16 divisors (see below), whose sum is σ = 181207984896. Its totient is φ = 87198989696.

The previous prime is 133351525393. The next prime is 133351525423. The reversal of 133351525401 is 104525153331.

It is a cyclic number.

It is not a de Polignac number, because 133351525401 - 2³ = 133351525393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133351526401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454576 + ... + 687998.

It is an arithmetic number, because the mean of its divisors is an integer number (11325499056).

Almost surely, 2^133351525401 is an apocalyptic number.

It is an amenable number.

133351525401 is a deficient number, since it is larger than the sum of its proper divisors (47856459495).

133351525401 is a wasteful number, since it uses less digits than its factorization.

133351525401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237072.

The product of its (nonzero) digits is 27000, while the sum is 33.

Adding to 133351525401 its reverse (104525153331), we get a palindrome (237876678732).

The spelling of 133351525401 in words is "one hundred thirty-three billion, three hundred fifty-one million, five hundred twenty-five thousand, four hundred one".