5420124551 has 2 divisors, whose sum is σ = 5420124552. Its totient is φ = 5420124550.

The previous prime is 5420124539. The next prime is 5420124557. The reversal of 5420124551 is 1554210245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5420124551 - 2²⁶ = 5353015687 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5420124557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2710062275 + 2710062276.

It is an arithmetic number, because the mean of its divisors is an integer number (2710062276).

Almost surely, 2^5420124551 is an apocalyptic number.

5420124551 is a deficient number, since it is larger than the sum of its proper divisors (1).

5420124551 is an equidigital number, since it uses as much as digits as its factorization.

5420124551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 5420124551 is about 73621.4951695495. The cubic root of 5420124551 is about 1756.5873686710.

Adding to 5420124551 its reverse (1554210245), we get a palindrome (6974334796).

The spelling of 5420124551 in words is "five billion, four hundred twenty million, one hundred twenty-four thousand, five hundred fifty-one".