1090549152 has 144 divisors (see below), whose sum is σ = 3866571072. Its totient is φ = 283253760.

The previous prime is 1090549139. The next prime is 1090549153. The reversal of 1090549152 is 2519450901.

1090549152 is a `hidden beast` number, since 10 + 90 + 549 + 15 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1090549153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2413 + ... + 46764.

It is an arithmetic number, because the mean of its divisors is an integer number (26851188).

Almost surely, 2^1090549152 is an apocalyptic number.

1090549152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1090549152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1933285536).

1090549152 is an abundant number, since it is smaller than the sum of its proper divisors (2776021920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1090549152 is a wasteful number, since it uses less digits than its factorization.

1090549152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49211 (or 49200 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The square root of 1090549152 is about 33023.4636584353. The cubic root of 1090549152 is about 1029.3152680272.

The spelling of 1090549152 in words is "one billion, ninety million, five hundred forty-nine thousand, one hundred fifty-two".