5112021445 has 4 divisors (see below), whose sum is σ = 6134425740. Its totient is φ = 4089617152.

The previous prime is 5112021433. The next prime is 5112021451. The reversal of 5112021445 is 5441202115.

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 3051678564 + 2060342881 = 55242^2 + 45391^2 .

It is a cyclic number.

It is not a de Polignac number, because 5112021445 - 2¹⁵ = 5111988677 is a prime.

It is a super-2 number, since 2×5112021445² = 52265526508279776050, which 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, 511202140 + ... + 511202149.

It is an arithmetic number, because the mean of its divisors is an integer number (1533606435).

Almost surely, 2^5112021445 is an apocalyptic number.

It is an amenable number.

5112021445 is a deficient number, since it is larger than the sum of its proper divisors (1022404295).

5112021445 is a wasteful number, since it uses less digits than its factorization.

5112021445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022404294.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 5112021445 is about 71498.4016954225. The cubic root of 5112021445 is about 1722.6520118091.

The spelling of 5112021445 in words is "five billion, one hundred twelve million, twenty-one thousand, four hundred forty-five".