5501251541 has 4 divisors (see below), whose sum is σ = 5690949900. Its totient is φ = 5311553184.

The previous prime is 5501251519. The next prime is 5501251549. The reversal of 5501251541 is 1451521055.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1016270641 + 4484980900 = 31879^2 + 66970^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5501251541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 189698329 = 5501251541 / (5 + 5 + 0 + 1 + 2 + 5 + 1 + 5 + 4 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5501251549) 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, 94849136 + ... + 94849193.

It is an arithmetic number, because the mean of its divisors is an integer number (1422737475).

Almost surely, 2^5501251541 is an apocalyptic number.

It is an amenable number.

5501251541 is a deficient number, since it is larger than the sum of its proper divisors (189698359).

5501251541 is a wasteful number, since it uses less digits than its factorization.

5501251541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189698358.

The product of its (nonzero) digits is 5000, while the sum is 29.

The square root of 5501251541 is about 74170.4222786954. The cubic root of 5501251541 is about 1765.3080476809.

Adding to 5501251541 its reverse (1451521055), we get a palindrome (6952772596).

The spelling of 5501251541 in words is "five billion, five hundred one million, two hundred fifty-one thousand, five hundred forty-one".