5420064523 has 2 divisors, whose sum is σ = 5420064524. Its totient is φ = 5420064522.

The previous prime is 5420064511. The next prime is 5420064541. The reversal of 5420064523 is 3254600245.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5420064523 is a prime.

It is not a weakly prime, because it can be changed into another prime (5420064553) by changing a digit.

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 as a sum of consecutive naturals, namely, 2710032261 + 2710032262.

It is an arithmetic number, because the mean of its divisors is an integer number (2710032262).

Almost surely, 2^5420064523 is an apocalyptic number.

5420064523 is a deficient number, since it is larger than the sum of its proper divisors (1).

5420064523 is an equidigital number, since it uses as much as digits as its factorization.

5420064523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 5420064523 is about 73621.0874885722. The cubic root of 5420064523 is about 1756.5808838990.

Adding to 5420064523 its reverse (3254600245), we get a palindrome (8674664768).

The spelling of 5420064523 in words is "five billion, four hundred twenty million, sixty-four thousand, five hundred twenty-three".