5521340023 has 4 divisors (see below), whose sum is σ = 5521849288. Its totient is φ = 5520830760.

The previous prime is 5521340009. The next prime is 5521340039. The reversal of 5521340023 is 3200431255.

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 5521340023 - 2⁵ = 5521339991 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5521340023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521310023) 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, 238008 + ... + 260173.

It is an arithmetic number, because the mean of its divisors is an integer number (1380462322).

Almost surely, 2^5521340023 is an apocalyptic number.

5521340023 is a deficient number, since it is larger than the sum of its proper divisors (509265).

5521340023 is a wasteful number, since it uses less digits than its factorization.

5521340023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509264.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 5521340023 is about 74305.7199884370. The cubic root of 5521340023 is about 1767.4541824291.

Adding to 5521340023 its reverse (3200431255), we get a palindrome (8721771278).

The spelling of 5521340023 in words is "five billion, five hundred twenty-one million, three hundred forty thousand, twenty-three".