5401505523 has 8 divisors (see below), whose sum is σ = 7625654928. Its totient is φ = 3389179904.

The previous prime is 5401505521. The next prime is 5401505537. The reversal of 5401505523 is 3255051045.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5401505523 - 2¹ = 5401505521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5401505521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52955886 + ... + 52955987.

It is an arithmetic number, because the mean of its divisors is an integer number (953206866).

Almost surely, 2^5401505523 is an apocalyptic number.

5401505523 is a deficient number, since it is larger than the sum of its proper divisors (2224149405).

5401505523 is a wasteful number, since it uses less digits than its factorization.

5401505523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105911893.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 5401505523 is about 73494.9353561182. The cubic root of 5401505523 is about 1754.5736713318.

Adding to 5401505523 its reverse (3255051045), we get a palindrome (8656556568).

The spelling of 5401505523 in words is "five billion, four hundred one million, five hundred five thousand, five hundred twenty-three".