5111325453445 has 4 divisors (see below), whose sum is σ = 6133590544140. Its totient is φ = 4089060362752.

The previous prime is 5111325453433. The next prime is 5111325453503. The reversal of 5111325453445 is 5443545231115.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2399131481569 + 2712193971876 = 1548913^2 + 1646874^2 .

It is a cyclic number.

It is not a de Polignac number, because 5111325453445 - 2²⁵ = 5111291899013 is a prime.

It is a super-2 number, since 2×5111325453445² (a number of 26 digits) contains 22 as substring.

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, 511132545340 + ... + 511132545349.

It is an arithmetic number, because the mean of its divisors is an integer number (1533397636035).

Almost surely, 2^{5111325453445} is an apocalyptic number.

It is an amenable number.

5111325453445 is a deficient number, since it is larger than the sum of its proper divisors (1022265090695).

5111325453445 is a wasteful number, since it uses less digits than its factorization.

5111325453445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022265090694.

The product of its digits is 720000, while the sum is 43.

The spelling of 5111325453445 in words is "five trillion, one hundred eleven billion, three hundred twenty-five million, four hundred fifty-three thousand, four hundred forty-five".