1088447155 has 16 divisors (see below), whose sum is σ = 1326021984. Its totient is φ = 857537280.

The previous prime is 1088447141. The next prime is 1088447159. The reversal of 1088447155 is 5517448801.

It is not a de Polignac number, because 1088447155 - 2⁷ = 1088447027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1088447159) 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, 294177 + ... + 297853.

It is an arithmetic number, because the mean of its divisors is an integer number (82876374).

Almost surely, 2^1088447155 is an apocalyptic number.

1088447155 is a deficient number, since it is larger than the sum of its proper divisors (237574829).

1088447155 is an equidigital number, since it uses as much as digits as its factorization.

1088447155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4566.

The product of its (nonzero) digits is 179200, while the sum is 43.

The square root of 1088447155 is about 32991.6224972341. The cubic root of 1088447155 is about 1028.6535190994.

The spelling of 1088447155 in words is "one billion, eighty-eight million, four hundred forty-seven thousand, one hundred fifty-five".