1149256704 has 88 divisors (see below), whose sum is σ = 3146288128. Its totient is φ = 372695040.

The previous prime is 1149256699. The next prime is 1149256721. The reversal of 1149256704 is 4076529411.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108609 + ... + 118719.

Almost surely, 2^1149256704 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 1149256704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1573144064).

1149256704 is an abundant number, since it is smaller than the sum of its proper divisors (1997031424).

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

1149256704 is a wasteful number, since it uses less digits than its factorization.

1149256704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10171 (or 10153 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 1149256704 is about 33900.6888425589. The cubic root of 1149256704 is about 1047.4637817823.

The spelling of 1149256704 in words is "one billion, one hundred forty-nine million, two hundred fifty-six thousand, seven hundred four".