4545455501 has 2 divisors, whose sum is σ = 4545455502. Its totient is φ = 4545455500.

The previous prime is 4545455479. The next prime is 4545455503. The reversal of 4545455501 is 1055545454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3286270276 + 1259185225 = 57326^2 + 35485^2 .

It is a cyclic number.

It is not a de Polignac number, because 4545455501 - 2¹⁴ = 4545439117 is a prime.

It is a super-2 number, since 2×4545455501² = 41322331423142322002, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 4545455503, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4545455503) 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 as a sum of consecutive naturals, namely, 2272727750 + 2272727751.

It is an arithmetic number, because the mean of its divisors is an integer number (2272727751).

Almost surely, 2^4545455501 is an apocalyptic number.

It is an amenable number.

4545455501 is a deficient number, since it is larger than the sum of its proper divisors (1).

4545455501 is an equidigital number, since it uses as much as digits as its factorization.

4545455501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 200000, while the sum is 38.

The square root of 4545455501 is about 67419.9933328386. The cubic root of 4545455501 is about 1656.5039284365.

The spelling of 4545455501 in words is "four billion, five hundred forty-five million, four hundred fifty-five thousand, five hundred one".