5445238131 has 12 divisors (see below), whose sum is σ = 7873245952. Its totient is φ = 3626511696.

The previous prime is 5445238121. The next prime is 5445238153. The reversal of 5445238131 is 1318325445.

5445238131 is a `hidden beast` number, since 54 + 4 + 523 + 81 + 3 + 1 = 666.

It is not a de Polignac number, because 5445238131 - 2¹³ = 5445229939 is a prime.

It is a super-2 number, since 2×5445238131² = 59301236606592746322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5445238121) 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 11 ways as a sum of consecutive naturals, for example, 294451 + ... + 312396.

Almost surely, 2^5445238131 is an apocalyptic number.

5445238131 is a deficient number, since it is larger than the sum of its proper divisors (2428007821).

5445238131 is a wasteful number, since it uses less digits than its factorization.

5445238131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607850 (or 607847 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 5445238131 is about 73791.8568068320. The cubic root of 5445238131 is about 1759.2961772355.

The spelling of 5445238131 in words is "five billion, four hundred forty-five million, two hundred thirty-eight thousand, one hundred thirty-one".