5561241229 has 16 divisors (see below), whose sum is σ = 6146700336. Its totient is φ = 5009126400.

The previous prime is 5561241221. The next prime is 5561241313. The reversal of 5561241229 is 9221421655.

It can be written as a sum of positive squares in 8 ways, for example, as 129846025 + 5431395204 = 11395^2 + 73698^2 .

It is a cyclic number.

It is not a de Polignac number, because 5561241229 - 2³ = 5561241221 is a prime.

It is a super-3 number, since 3×5561241229³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5561241221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34102 + ... + 110839.

It is an arithmetic number, because the mean of its divisors is an integer number (384168771).

Almost surely, 2^5561241229 is an apocalyptic number.

It is an amenable number.

5561241229 is a deficient number, since it is larger than the sum of its proper divisors (585459107).

5561241229 is a wasteful number, since it uses less digits than its factorization.

5561241229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145056.

The product of its digits is 43200, while the sum is 37.

The square root of 5561241229 is about 74573.7301534528. The cubic root of 5561241229 is about 1771.7016022676.

The spelling of 5561241229 in words is "five billion, five hundred sixty-one million, two hundred forty-one thousand, two hundred twenty-nine".