5421619931 has 16 divisors (see below), whose sum is σ = 6702710784. Its totient is φ = 4270381344.

The previous prime is 5421619883. The next prime is 5421619937. The reversal of 5421619931 is 1399161245.

It is a cyclic number.

It is not a de Polignac number, because 5421619931 - 2⁶ = 5421619867 is a prime.

It is a super-2 number, since 2×5421619931² = 58787925352432889522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5421619937) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113291 + ... + 153876.

It is an arithmetic number, because the mean of its divisors is an integer number (418919424).

Almost surely, 2^5421619931 is an apocalyptic number.

5421619931 is a deficient number, since it is larger than the sum of its proper divisors (1281090853).

5421619931 is a wasteful number, since it uses less digits than its factorization.

5421619931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267410.

The product of its digits is 58320, while the sum is 41.

The square root of 5421619931 is about 73631.6503346217. The cubic root of 5421619931 is about 1756.7488978058.

It can be divided in two parts, 54216 and 19931, that added together give a palindrome (74147).

The spelling of 5421619931 in words is "five billion, four hundred twenty-one million, six hundred nineteen thousand, nine hundred thirty-one".