5537223145 has 4 divisors (see below), whose sum is σ = 6644667780. Its totient is φ = 4429778512.

The previous prime is 5537223059. The next prime is 5537223151. The reversal of 5537223145 is 5413227355.

It is a happy number.

5537223145 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5413227355 = 5 ⋅1082645471.

It can be written as a sum of positive squares in 2 ways, for example, as 954068544 + 4583154601 = 30888^2 + 67699^2 .

It is a cyclic number.

It is not a de Polignac number, because 5537223145 - 2¹⁷ = 5537092073 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 553722310 + ... + 553722319.

It is an arithmetic number, because the mean of its divisors is an integer number (1661166945).

Almost surely, 2^5537223145 is an apocalyptic number.

It is an amenable number.

5537223145 is a deficient number, since it is larger than the sum of its proper divisors (1107444635).

5537223145 is a wasteful number, since it uses less digits than its factorization.

5537223145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107444634.

The product of its digits is 126000, while the sum is 37.

The square root of 5537223145 is about 74412.5200823087. The cubic root of 5537223145 is about 1769.1473592379.

The spelling of 5537223145 in words is "five billion, five hundred thirty-seven million, two hundred twenty-three thousand, one hundred forty-five".