5420231123 has 2 divisors, whose sum is σ = 5420231124. Its totient is φ = 5420231122.

The previous prime is 5420231081. The next prime is 5420231153. The reversal of 5420231123 is 3211320245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5420231123 - 2⁶ = 5420231059 is a prime.

It is a super-2 number, since 2×5420231123² = 58757810853475682258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5420231153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2710115561 + 2710115562.

It is an arithmetic number, because the mean of its divisors is an integer number (2710115562).

Almost surely, 2^5420231123 is an apocalyptic number.

5420231123 is a deficient number, since it is larger than the sum of its proper divisors (1).

5420231123 is an equidigital number, since it uses as much as digits as its factorization.

5420231123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 5420231123 is about 73622.2189491732. The cubic root of 5420231123 is about 1756.5988814324.

Adding to 5420231123 its reverse (3211320245), we get a palindrome (8631551368).

The spelling of 5420231123 in words is "five billion, four hundred twenty million, two hundred thirty-one thousand, one hundred twenty-three".