1150491648 has 176 divisors, whose sum is σ = 3372145920. Its totient is φ = 347111424.

The previous prime is 1150491631. The next prime is 1150491673. The reversal of 1150491648 is 8461940511.

It is a congruent 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, 1342036 + ... + 1342892.

It is an arithmetic number, because the mean of its divisors is an integer number (19159920).

Almost surely, 2^1150491648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1150491648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1686072960).

1150491648 is an abundant number, since it is smaller than the sum of its proper divisors (2221654272).

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

1150491648 is a wasteful number, since it uses less digits than its factorization.

1150491648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922 (or 904 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 1150491648 is about 33918.8980953096. The cubic root of 1150491648 is about 1047.8388346460.

The spelling of 1150491648 in words is "one billion, one hundred fifty million, four hundred ninety-one thousand, six hundred forty-eight".