1101621152 has 24 divisors (see below), whose sum is σ = 2194952256. Its totient is φ = 544172992.

The previous prime is 1101621151. The next prime is 1101621163. The reversal of 1101621152 is 2511261011.

It is not an unprimeable number, because it can be changed into a prime (1101621151) 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 3 ways as a sum of consecutive naturals, for example, 204728 + ... + 210039.

It is an arithmetic number, because the mean of its divisors is an integer number (91456344).

Almost surely, 2^1101621152 is an apocalyptic number.

It is an amenable number.

1101621152 is a deficient number, since it is larger than the sum of its proper divisors (1093331104).

1101621152 is an equidigital number, since it uses as much as digits as its factorization.

1101621152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414860 (or 414852 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 20.

The square root of 1101621152 is about 33190.6786914640. The cubic root of 1101621152 is about 1032.7869825879.

Adding to 1101621152 its reverse (2511261011), we get a palindrome (3612882163).

The spelling of 1101621152 in words is "one billion, one hundred one million, six hundred twenty-one thousand, one hundred fifty-two".