133525255331 has 16 divisors (see below), whose sum is σ = 149904722688. Its totient is φ = 118097136000.

The previous prime is 133525255307. The next prime is 133525255337. The reversal of 133525255331 is 133552525331.

It is a cyclic number.

It is not a de Polignac number, because 133525255331 - 2¹⁴ = 133525238947 is a prime.

It is a super-2 number, since 2×133525255331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133525255337) 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, 1599536 + ... + 1680941.

It is an arithmetic number, because the mean of its divisors is an integer number (9369045168).

Almost surely, 2^133525255331 is an apocalyptic number.

133525255331 is a deficient number, since it is larger than the sum of its proper divisors (16379467357).

133525255331 is a wasteful number, since it uses less digits than its factorization.

133525255331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3280622.

The product of its digits is 202500, while the sum is 38.

The spelling of 133525255331 in words is "one hundred thirty-three billion, five hundred twenty-five million, two hundred fifty-five thousand, three hundred thirty-one".