5421545131 has 8 divisors (see below), whose sum is σ = 5457632544. Its totient is φ = 5385577920.

The previous prime is 5421545117. The next prime is 5421545137. The reversal of 5421545131 is 1315451245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5421545131 - 2¹⁵ = 5421512363 is a prime.

It is a super-2 number, since 2×5421545131² = 58786303214939614322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5421545093 and 5421545102.

It is not an unprimeable number, because it can be changed into a prime (5421545137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61375 + ... + 120871.

It is an arithmetic number, because the mean of its divisors is an integer number (682204068).

Almost surely, 2^5421545131 is an apocalyptic number.

5421545131 is a deficient number, since it is larger than the sum of its proper divisors (36087413).

5421545131 is a wasteful number, since it uses less digits than its factorization.

5421545131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60101.

The product of its digits is 12000, while the sum is 31.

The square root of 5421545131 is about 73631.1423991235. The cubic root of 5421545131 is about 1756.7408187062.

Adding to 5421545131 its reverse (1315451245), we get a palindrome (6736996376).

The spelling of 5421545131 in words is "five billion, four hundred twenty-one million, five hundred forty-five thousand, one hundred thirty-one".