5213446437 has 4 divisors (see below), whose sum is σ = 6951261920. Its totient is φ = 3475630956.

The previous prime is 5213446417. The next prime is 5213446477. The reversal of 5213446437 is 7346443125.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5213446437 - 2⁶ = 5213446373 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5213446395 and 5213446404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5213446417) 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, 868907737 + ... + 868907742.

It is an arithmetic number, because the mean of its divisors is an integer number (1737815480).

Almost surely, 2^5213446437 is an apocalyptic number.

It is an amenable number.

5213446437 is a deficient number, since it is larger than the sum of its proper divisors (1737815483).

5213446437 is a wasteful number, since it uses less digits than its factorization.

5213446437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737815482.

The product of its digits is 241920, while the sum is 39.

The square root of 5213446437 is about 72204.1995800798. The cubic root of 5213446437 is about 1733.9702368479.

The spelling of 5213446437 in words is "five billion, two hundred thirteen million, four hundred forty-six thousand, four hundred thirty-seven".