5421382531 has 2 divisors, whose sum is σ = 5421382532. Its totient is φ = 5421382530.

The previous prime is 5421382523. The next prime is 5421382553. The reversal of 5421382531 is 1352831245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5421382531 - 2³ = 5421382523 is a prime.

It is a super-2 number, since 2×5421382531² = 58782777094863931922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5421382511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2710691265 + 2710691266.

It is an arithmetic number, because the mean of its divisors is an integer number (2710691266).

Almost surely, 2^5421382531 is an apocalyptic number.

5421382531 is a deficient number, since it is larger than the sum of its proper divisors (1).

5421382531 is an equidigital number, since it uses as much as digits as its factorization.

5421382531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 34.

The square root of 5421382531 is about 73630.0382384798. The cubic root of 5421382531 is about 1756.7232561291.

The spelling of 5421382531 in words is "five billion, four hundred twenty-one million, three hundred eighty-two thousand, five hundred thirty-one".