5481265501 has 2 divisors, whose sum is σ = 5481265502. Its totient is φ = 5481265500.

The previous prime is 5481265487. The next prime is 5481265519. The reversal of 5481265501 is 1055621845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4966020900 + 515244601 = 70470^2 + 22699^2 .

It is a cyclic number.

It is not a de Polignac number, because 5481265501 - 2³¹ = 3333781853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5481265561) 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 as a sum of consecutive naturals, namely, 2740632750 + 2740632751.

It is an arithmetic number, because the mean of its divisors is an integer number (2740632751).

Almost surely, 2^5481265501 is an apocalyptic number.

It is an amenable number.

5481265501 is a deficient number, since it is larger than the sum of its proper divisors (1).

5481265501 is an equidigital number, since it uses as much as digits as its factorization.

5481265501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48000, while the sum is 37.

The square root of 5481265501 is about 74035.5691610458. The cubic root of 5481265501 is about 1763.1676662703.

The spelling of 5481265501 in words is "five billion, four hundred eighty-one million, two hundred sixty-five thousand, five hundred one".