1024244155 has 16 divisors (see below), whose sum is σ = 1342013184. Its totient is φ = 744246880.

The previous prime is 1024244149. The next prime is 1024244161. The reversal of 1024244155 is 5514424201.

It is an interprime number because it is at equal distance from previous prime (1024244149) and next prime (1024244161).

It is not a de Polignac number, because 1024244155 - 2³ = 1024244147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59652 + ... + 74878.

It is an arithmetic number, because the mean of its divisors is an integer number (83875824).

Almost surely, 2^1024244155 is an apocalyptic number.

1024244155 is a deficient number, since it is larger than the sum of its proper divisors (317769029).

1024244155 is a wasteful number, since it uses less digits than its factorization.

1024244155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16466.

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 1024244155 is about 32003.8146945017. The cubic root of 1024244155 is about 1008.0169418895.

Adding to 1024244155 its reverse (5514424201), we get a palindrome (6538668356).

The spelling of 1024244155 in words is "one billion, twenty-four million, two hundred forty-four thousand, one hundred fifty-five".