1149248356 has 24 divisors (see below), whose sum is σ = 2026991736. Its totient is φ = 570124800.

The previous prime is 1149248351. The next prime is 1149248407. The reversal of 1149248356 is 6538429411.

It can be written as a sum of positive squares in 4 ways, for example, as 529736256 + 619512100 = 23016^2 + 24890^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1149248351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314170 + ... + 317806.

It is an arithmetic number, because the mean of its divisors is an integer number (84457989).

Almost surely, 2^1149248356 is an apocalyptic number.

It is an amenable number.

1149248356 is a deficient number, since it is larger than the sum of its proper divisors (877743380).

1149248356 is a wasteful number, since it uses less digits than its factorization.

1149248356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4239 (or 4237 counting only the distinct ones).

The product of its digits is 207360, while the sum is 43.

The square root of 1149248356 is about 33900.5657179936. The cubic root of 1149248356 is about 1047.4612455782.

The spelling of 1149248356 in words is "one billion, one hundred forty-nine million, two hundred forty-eight thousand, three hundred fifty-six".