552553121531 has 2 divisors, whose sum is σ = 552553121532. Its totient is φ = 552553121530.

The previous prime is 552553121453. The next prime is 552553121557. The reversal of 552553121531 is 135121355255.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 552553121531 - 2¹⁸ = 552552859387 is a prime.

It is a super-2 number, since 2×552553121531² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (552553121231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276276560765 + 276276560766.

It is an arithmetic number, because the mean of its divisors is an integer number (276276560766).

Almost surely, 2^552553121531 is an apocalyptic number.

552553121531 is a deficient number, since it is larger than the sum of its proper divisors (1).

552553121531 is an equidigital number, since it uses as much as digits as its factorization.

552553121531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112500, while the sum is 38.

Adding to 552553121531 its reverse (135121355255), we get a palindrome (687674476786).

The spelling of 552553121531 in words is "five hundred fifty-two billion, five hundred fifty-three million, one hundred twenty-one thousand, five hundred thirty-one".