5155215443 has 4 divisors (see below), whose sum is σ = 5891674800. Its totient is φ = 4418756088.

The previous prime is 5155215391. The next prime is 5155215449. The reversal of 5155215443 is 3445125515.

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

It is a cyclic number.

It is not a de Polignac number, because 5155215443 - 2¹⁶ = 5155149907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5155215449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368229668 + ... + 368229681.

It is an arithmetic number, because the mean of its divisors is an integer number (1472918700).

Almost surely, 2^5155215443 is an apocalyptic number.

5155215443 is a deficient number, since it is larger than the sum of its proper divisors (736459357).

5155215443 is an equidigital number, since it uses as much as digits as its factorization.

5155215443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736459356.

The product of its digits is 60000, while the sum is 35.

The square root of 5155215443 is about 71799.8289900470. The cubic root of 5155215443 is about 1727.4902567162.

The spelling of 5155215443 in words is "five billion, one hundred fifty-five million, two hundred fifteen thousand, four hundred forty-three".