133030626653 has 4 divisors (see below), whose sum is σ = 133031475900. Its totient is φ = 133029777408.

The previous prime is 133030626649. The next prime is 133030626661. The reversal of 133030626653 is 356626030331.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 356626030331 = 4703 ⋅75829477.

It can be written as a sum of positive squares in 2 ways, for example, as 92463430084 + 40567196569 = 304078^2 + 201413^2 .

It is a cyclic number.

It is not a de Polignac number, because 133030626653 - 2² = 133030626649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133030623653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113828 + ... + 528221.

It is an arithmetic number, because the mean of its divisors is an integer number (33257868975).

Almost surely, 2^133030626653 is an apocalyptic number.

It is an amenable number.

133030626653 is a deficient number, since it is larger than the sum of its proper divisors (849247).

133030626653 is an equidigital number, since it uses as much as digits as its factorization.

133030626653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849246.

The product of its (nonzero) digits is 174960, while the sum is 38.

Adding to 133030626653 its reverse (356626030331), we get a palindrome (489656656984).

The spelling of 133030626653 in words is "one hundred thirty-three billion, thirty million, six hundred twenty-six thousand, six hundred fifty-three".