5421340542 has 8 divisors (see below), whose sum is σ = 10842681096. Its totient is φ = 1807113512.

The previous prime is 5421340531. The next prime is 5421340553. The reversal of 5421340542 is 2450431245.

It is an interprime number because it is at equal distance from previous prime (5421340531) and next prime (5421340553).

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

5421340542 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451778373 + ... + 451778384.

It is an arithmetic number, because the mean of its divisors is an integer number (1355335137).

Almost surely, 2^5421340542 is an apocalyptic number.

5421340542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5421340542 is a wasteful number, since it uses less digits than its factorization.

5421340542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903556762.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 5421340542 is about 73629.7531029407. The cubic root of 5421340542 is about 1756.7187208011.

Adding to 5421340542 its reverse (2450431245), we get a palindrome (7871771787).

The spelling of 5421340542 in words is "five billion, four hundred twenty-one million, three hundred forty thousand, five hundred forty-two".