5125423405 has 4 divisors (see below), whose sum is σ = 6150508092. Its totient is φ = 4100338720.

The previous prime is 5125423393. The next prime is 5125423417. The reversal of 5125423405 is 5043245215.

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

It is an interprime number because it is at equal distance from previous prime (5125423393) and next prime (5125423417).

It can be written as a sum of positive squares in 2 ways, for example, as 3315686724 + 1809736681 = 57582^2 + 42541^2 .

It is not a de Polignac number, because 5125423405 - 2²¹ = 5123326253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512542336 + ... + 512542345.

It is an arithmetic number, because the mean of its divisors is an integer number (1537627023).

Almost surely, 2^5125423405 is an apocalyptic number.

It is an amenable number.

5125423405 is a deficient number, since it is larger than the sum of its proper divisors (1025084687).

5125423405 is a wasteful number, since it uses less digits than its factorization.

5125423405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025084686.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 5125423405 is about 71592.0624441006. The cubic root of 5125423405 is about 1724.1560983122.

The spelling of 5125423405 in words is "five billion, one hundred twenty-five million, four hundred twenty-three thousand, four hundred five".