5551364537 has 2 divisors, whose sum is σ = 5551364538. Its totient is φ = 5551364536.

The previous prime is 5551364509. The next prime is 5551364561. The reversal of 5551364537 is 7354631555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5537741056 + 13623481 = 74416^2 + 3691^2 .

It is a cyclic number.

It is not a de Polignac number, because 5551364537 - 2⁶ = 5551364473 is a prime.

It is a super-2 number, since 2×5551364537² = 61635296445322448738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5551364837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775682268 + 2775682269.

It is an arithmetic number, because the mean of its divisors is an integer number (2775682269).

Almost surely, 2^5551364537 is an apocalyptic number.

It is an amenable number.

5551364537 is a deficient number, since it is larger than the sum of its proper divisors (1).

5551364537 is an equidigital number, since it uses as much as digits as its factorization.

5551364537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 945000, while the sum is 44.

The square root of 5551364537 is about 74507.4797386142. The cubic root of 5551364537 is about 1770.6521410880.

The spelling of 5551364537 in words is "five billion, five hundred fifty-one million, three hundred sixty-four thousand, five hundred thirty-seven".