1141859049 has 8 divisors (see below), whose sum is σ = 1524198720. Its totient is φ = 760379376.

The previous prime is 1141859003. The next prime is 1141859051. The reversal of 1141859049 is 9409581411.

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

It is not a de Polignac number, because 1141859049 - 2⁸ = 1141858793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1141859049.

It is not an unprimeable number, because it can be changed into a prime (1141859099) 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, 211894 + ... + 217215.

It is an arithmetic number, because the mean of its divisors is an integer number (190524840).

Almost surely, 2^1141859049 is an apocalyptic number.

It is an amenable number.

1141859049 is a deficient number, since it is larger than the sum of its proper divisors (382339671).

1141859049 is an equidigital number, since it uses as much as digits as its factorization.

1141859049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429999.

The product of its (nonzero) digits is 51840, while the sum is 42.

The square root of 1141859049 is about 33791.4049574740. The cubic root of 1141859049 is about 1045.2114676245.

The spelling of 1141859049 in words is "one billion, one hundred forty-one million, eight hundred fifty-nine thousand, forty-nine".