133525413511 has 12 divisors (see below), whose sum is σ = 155349179400. Its totient is φ = 114432892560.

The previous prime is 133525413407. The next prime is 133525413533. The reversal of 133525413511 is 115314525331.

It is not a de Polignac number, because 133525413511 - 2¹⁷ = 133525282439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133525413011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121840 + ... + 530938.

It is an arithmetic number, because the mean of its divisors is an integer number (12945764950).

Almost surely, 2^133525413511 is an apocalyptic number.

133525413511 is a deficient number, since it is larger than the sum of its proper divisors (21823765889).

133525413511 is an equidigital number, since it uses as much as digits as its factorization.

133525413511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415774 (or 415767 counting only the distinct ones).

The product of its digits is 27000, while the sum is 34.

Adding to 133525413511 its reverse (115314525331), we get a palindrome (248839938842).

The spelling of 133525413511 in words is "one hundred thirty-three billion, five hundred twenty-five million, four hundred thirteen thousand, five hundred eleven".