1149513686 has 8 divisors (see below), whose sum is σ = 1760957280. Its totient is φ = 562527928.

The previous prime is 1149513683. The next prime is 1149513719. The reversal of 1149513686 is 6863159411.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149513683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6114341 + ... + 6114528.

It is an arithmetic number, because the mean of its divisors is an integer number (220119660).

Almost surely, 2^1149513686 is an apocalyptic number.

1149513686 is a deficient number, since it is larger than the sum of its proper divisors (611443594).

1149513686 is a wasteful number, since it uses less digits than its factorization.

1149513686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12228918.

The product of its digits is 155520, while the sum is 44.

The square root of 1149513686 is about 33904.4788486713. The cubic root of 1149513686 is about 1047.5418494225.

The spelling of 1149513686 in words is "one billion, one hundred forty-nine million, five hundred thirteen thousand, six hundred eighty-six".