5312213654 has 16 divisors (see below), whose sum is σ = 8927652816. Its totient is φ = 2349381600.

The previous prime is 5312213603. The next prime is 5312213677. The reversal of 5312213654 is 4563122135.

It is a happy number.

It is a super-2 number, since 2×5312213654² = 56439227811488063432, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5312213654.

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 7 ways as a sum of consecutive naturals, for example, 3262217 + ... + 3263844.

It is an arithmetic number, because the mean of its divisors is an integer number (557978301).

Almost surely, 2^5312213654 is an apocalyptic number.

5312213654 is a deficient number, since it is larger than the sum of its proper divisors (3615439162).

5312213654 is a wasteful number, since it uses less digits than its factorization.

5312213654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6526111.

The product of its digits is 21600, while the sum is 32.

The square root of 5312213654 is about 72884.9343417417. The cubic root of 5312213654 is about 1744.8516611862.

Adding to 5312213654 its reverse (4563122135), we get a palindrome (9875335789).

The spelling of 5312213654 in words is "five billion, three hundred twelve million, two hundred thirteen thousand, six hundred fifty-four".