133201731045 has 16 divisors (see below), whose sum is σ = 218882845440. Its totient is φ = 69120897984.

The previous prime is 133201731011. The next prime is 133201731059. The reversal of 133201731045 is 540137102331.

It is not a de Polignac number, because 133201731045 - 2¹² = 133201726949 is a prime.

It is a congruent number.

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, 120001005 + ... + 120002114.

It is an arithmetic number, because the mean of its divisors is an integer number (13680177840).

Almost surely, 2^133201731045 is an apocalyptic number.

133201731045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133201731045 is a deficient number, since it is larger than the sum of its proper divisors (85681114395).

133201731045 is a wasteful number, since it uses less digits than its factorization.

133201731045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240003164.

The product of its (nonzero) digits is 7560, while the sum is 30.

Adding to 133201731045 its reverse (540137102331), we get a palindrome (673338833376).

The spelling of 133201731045 in words is "one hundred thirty-three billion, two hundred one million, seven hundred thirty-one thousand, forty-five".