45127555 has 16 divisors (see below), whose sum is σ = 59573088. Its totient is φ = 32815200.

The previous prime is 45127553. The next prime is 45127561. The reversal of 45127555 is 55572154.

45127555 = T₄₂ + T₄₃ + ... + T₆₄₆.

It is not a de Polignac number, because 45127555 - 2¹ = 45127553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45127555.

It is not an unprimeable number, because it can be changed into a prime (45127553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3265 + ... + 10045.

It is an arithmetic number, because the mean of its divisors is an integer number (3723318).

Almost surely, 2^45127555 is an apocalyptic number.

45127555 is a deficient number, since it is larger than the sum of its proper divisors (14445533).

45127555 is an equidigital number, since it uses as much as digits as its factorization.

45127555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6819 (or 6797 counting only the distinct ones).

The product of its digits is 35000, while the sum is 34.

The square root of 45127555 is about 6717.7045930883. The cubic root of 45127555 is about 356.0250871308.

The spelling of 45127555 in words is "forty-five million, one hundred twenty-seven thousand, five hundred fifty-five".