5211031623 has 8 divisors (see below), whose sum is σ = 7940619648. Its totient is φ = 2977732344.

The previous prime is 5211031621. The next prime is 5211031633. The reversal of 5211031623 is 3261301125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5211031623 - 2¹ = 5211031621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5211031593 and 5211031602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5211031621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124072161 + ... + 124072202.

It is an arithmetic number, because the mean of its divisors is an integer number (992577456).

Almost surely, 2^5211031623 is an apocalyptic number.

5211031623 is a deficient number, since it is larger than the sum of its proper divisors (2729588025).

5211031623 is a wasteful number, since it uses less digits than its factorization.

5211031623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248144373.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 5211031623 is about 72187.4755272686. The cubic root of 5211031623 is about 1733.7024765278.

Adding to 5211031623 its reverse (3261301125), we get a palindrome (8472332748).

The spelling of 5211031623 in words is "five billion, two hundred eleven million, thirty-one thousand, six hundred twenty-three".