1008921153 has 32 divisors (see below), whose sum is σ = 1407474432. Its totient is φ = 642355200.

The previous prime is 1008921127. The next prime is 1008921161. The reversal of 1008921153 is 3511298001.

It is not a de Polignac number, because 1008921153 - 2⁸ = 1008920897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1008921153.

It is not an unprimeable number, because it can be changed into a prime (1008921103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1228483 + ... + 1229303.

It is an arithmetic number, because the mean of its divisors is an integer number (43983576).

Almost surely, 2^1008921153 is an apocalyptic number.

It is an amenable number.

1008921153 is a deficient number, since it is larger than the sum of its proper divisors (398553279).

1008921153 is a wasteful number, since it uses less digits than its factorization.

1008921153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065.

The product of its (nonzero) digits is 2160, while the sum is 30.

The square root of 1008921153 is about 31763.5192162330. The cubic root of 1008921153 is about 1002.9649182386.

The spelling of 1008921153 in words is "one billion, eight million, nine hundred twenty-one thousand, one hundred fifty-three".