133525041213 has 16 divisors (see below), whose sum is σ = 188637958080. Its totient is φ = 83721743616.

The previous prime is 133525041191. The next prime is 133525041217. The reversal of 133525041213 is 312140525331.

It is not a de Polignac number, because 133525041213 - 2⁶ = 133525041149 is a prime.

It is a super-2 number, since 2×133525041213² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133525041217) 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, 843195 + ... + 988952.

It is an arithmetic number, because the mean of its divisors is an integer number (11789872380).

Almost surely, 2^133525041213 is an apocalyptic number.

It is an amenable number.

133525041213 is a deficient number, since it is larger than the sum of its proper divisors (55112916867).

133525041213 is a wasteful number, since it uses less digits than its factorization.

133525041213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833596.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 133525041213 its reverse (312140525331), we get a palindrome (445665566544).

The spelling of 133525041213 in words is "one hundred thirty-three billion, five hundred twenty-five million, forty-one thousand, two hundred thirteen".