133031113545 has 64 divisors (see below), whose sum is σ = 246705730560. Its totient is φ = 60533971200.

The previous prime is 133031113543. The next prime is 133031113619. The reversal of 133031113545 is 545311130331.

It is not a de Polignac number, because 133031113545 - 2¹ = 133031113543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133031113543) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 137155 + ... + 533735.

It is an arithmetic number, because the mean of its divisors is an integer number (3854777040).

Almost surely, 2^133031113545 is an apocalyptic number.

133031113545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133031113545 is a deficient number, since it is larger than the sum of its proper divisors (113674617015).

133031113545 is a wasteful number, since it uses less digits than its factorization.

133031113545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396726.

The product of its (nonzero) digits is 8100, while the sum is 30.

Adding to 133031113545 its reverse (545311130331), we get a palindrome (678342243876).

The spelling of 133031113545 in words is "one hundred thirty-three billion, thirty-one million, one hundred thirteen thousand, five hundred forty-five".