5421132506 has 4 divisors (see below), whose sum is σ = 8131698762. Its totient is φ = 2710566252.

The previous prime is 5421132469. The next prime is 5421132511. The reversal of 5421132506 is 6052311245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3926150281 + 1494982225 = 62659^2 + 38665^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1355283125 + ... + 1355283128.

Almost surely, 2^5421132506 is an apocalyptic number.

5421132506 is a deficient number, since it is larger than the sum of its proper divisors (2710566256).

5421132506 is a wasteful number, since it uses less digits than its factorization.

5421132506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2710566255.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 5421132506 is about 73628.3403724408. The cubic root of 5421132506 is about 1756.6962500114.

The spelling of 5421132506 in words is "five billion, four hundred twenty-one million, one hundred thirty-two thousand, five hundred six".