1134721849 has 8 divisors (see below), whose sum is σ = 1153903968. Its totient is φ = 1115605920.

The previous prime is 1134721837. The next prime is 1134721871. The reversal of 1134721849 is 9481274311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1134721849 - 2⁹ = 1134721337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1134721349) 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, 18654 + ... + 51160.

It is an arithmetic number, because the mean of its divisors is an integer number (144237996).

Almost surely, 2^1134721849 is an apocalyptic number.

It is an amenable number.

1134721849 is a deficient number, since it is larger than the sum of its proper divisors (19182119).

1134721849 is an equidigital number, since it uses as much as digits as its factorization.

1134721849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33095.

The product of its digits is 48384, while the sum is 40.

The square root of 1134721849 is about 33685.6326792299. The cubic root of 1134721849 is about 1043.0292134079.

The spelling of 1134721849 in words is "one billion, one hundred thirty-four million, seven hundred twenty-one thousand, eight hundred forty-nine".