5111223125045 has 4 divisors (see below), whose sum is σ = 6133467750060. Its totient is φ = 4088978500032.

The previous prime is 5111223125003. The next prime is 5111223125077. The reversal of 5111223125045 is 5405213221115.

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 3828725764369 + 1282497360676 = 1956713^2 + 1132474^2 .

It is a cyclic number.

It is not a de Polignac number, because 5111223125045 - 2⁶ = 5111223124981 is a prime.

It is a super-2 number, since 2×5111223125045² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 511122312500 + ... + 511122312509.

It is an arithmetic number, because the mean of its divisors is an integer number (1533366937515).

Almost surely, 2^{5111223125045} is an apocalyptic number.

It is an amenable number.

5111223125045 is a deficient number, since it is larger than the sum of its proper divisors (1022244625015).

5111223125045 is a wasteful number, since it uses less digits than its factorization.

5111223125045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022244625014.

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 5111223125045 in words is "five trillion, one hundred eleven billion, two hundred twenty-three million, one hundred twenty-five thousand, forty-five".