5515453501 has 4 divisors (see below), whose sum is σ = 5581904832. Its totient is φ = 5449002172.

The previous prime is 5515453483. The next prime is 5515453511. The reversal of 5515453501 is 1053545155.

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 a cyclic number.

It is not a de Polignac number, because 5515453501 - 2⁵ = 5515453469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5515453511) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 33225541 + ... + 33225706.

It is an arithmetic number, because the mean of its divisors is an integer number (1395476208).

Almost surely, 2^5515453501 is an apocalyptic number.

It is an amenable number.

5515453501 is a deficient number, since it is larger than the sum of its proper divisors (66451331).

5515453501 is an equidigital number, since it uses as much as digits as its factorization.

5515453501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66451330.

The product of its (nonzero) digits is 37500, while the sum is 34.

The square root of 5515453501 is about 74266.0992714711. The cubic root of 5515453501 is about 1766.8258411504.

Adding to 5515453501 its reverse (1053545155), we get a palindrome (6568998656).

The spelling of 5515453501 in words is "five billion, five hundred fifteen million, four hundred fifty-three thousand, five hundred one".