133031132551 has 2 divisors, whose sum is σ = 133031132552. Its totient is φ = 133031132550.

The previous prime is 133031132527. The next prime is 133031132569. The reversal of 133031132551 is 155231130331.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133031132551 - 2¹⁷ = 133031001479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133031135551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66515566275 + 66515566276.

It is an arithmetic number, because the mean of its divisors is an integer number (66515566276).

Almost surely, 2^133031132551 is an apocalyptic number.

133031132551 is a deficient number, since it is larger than the sum of its proper divisors (1).

133031132551 is an equidigital number, since it uses as much as digits as its factorization.

133031132551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 28.

Adding to 133031132551 its reverse (155231130331), we get a palindrome (288262262882).

The spelling of 133031132551 in words is "one hundred thirty-three billion, thirty-one million, one hundred thirty-two thousand, five hundred fifty-one".