1141146249 has 8 divisors (see below), whose sum is σ = 1521717600. Its totient is φ = 760669536.

The previous prime is 1141146247. The next prime is 1141146257. The reversal of 1141146249 is 9426411411.

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

It is not a de Polignac number, because 1141146249 - 2¹ = 1141146247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1141146241) 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, 12277 + ... + 49325.

It is an arithmetic number, because the mean of its divisors is an integer number (190214700).

Almost surely, 2^1141146249 is an apocalyptic number.

It is an amenable number.

1141146249 is a deficient number, since it is larger than the sum of its proper divisors (380571351).

1141146249 is a wasteful number, since it uses less digits than its factorization.

1141146249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47319.

The product of its digits is 6912, while the sum is 33.

The square root of 1141146249 is about 33780.8562502492. The cubic root of 1141146249 is about 1044.9939329486.

The spelling of 1141146249 in words is "one billion, one hundred forty-one million, one hundred forty-six thousand, two hundred forty-nine".