133031545235 has 16 divisors (see below), whose sum is σ = 163659841632. Its totient is φ = 103747987200.

The previous prime is 133031545219. The next prime is 133031545243. The reversal of 133031545235 is 532545130331.

It is a happy number.

It is not a de Polignac number, because 133031545235 - 2⁴ = 133031545219 is a prime.

It is a super-2 number, since 2×133031545235² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133031545195 and 133031545204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7700 + ... + 515870.

It is an arithmetic number, because the mean of its divisors is an integer number (10228740102).

Almost surely, 2^133031545235 is an apocalyptic number.

133031545235 is a deficient number, since it is larger than the sum of its proper divisors (30628296397).

133031545235 is a wasteful number, since it uses less digits than its factorization.

133031545235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509494.

The product of its (nonzero) digits is 81000, while the sum is 35.

Adding to 133031545235 its reverse (532545130331), we get a palindrome (665576675566).

The spelling of 133031545235 in words is "one hundred thirty-three billion, thirty-one million, five hundred forty-five thousand, two hundred thirty-five".