133054103531 has 8 divisors (see below), whose sum is σ = 135915784704. Its totient is φ = 130193703400.

The previous prime is 133054103491. The next prime is 133054103543. The reversal of 133054103531 is 135301450331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133054103531 - 2¹⁰ = 133054102507 is a prime.

It is a super-2 number, since 2×133054103531² (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 = 133054103494 and 133054103503.

It is not an unprimeable number, because it can be changed into a prime (133054103551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108815 + ... + 527208.

It is an arithmetic number, because the mean of its divisors is an integer number (16989473088).

Almost surely, 2^133054103531 is an apocalyptic number.

133054103531 is a deficient number, since it is larger than the sum of its proper divisors (2861681173).

133054103531 is an equidigital number, since it uses as much as digits as its factorization.

133054103531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640521.

The product of its (nonzero) digits is 8100, while the sum is 29.

Adding to 133054103531 its reverse (135301450331), we get a palindrome (268355553862).

The spelling of 133054103531 in words is "one hundred thirty-three billion, fifty-four million, one hundred three thousand, five hundred thirty-one".