1141379409 has 8 divisors (see below), whose sum is σ = 1522806912. Its totient is φ = 760435760.

The previous prime is 1141379399. The next prime is 1141379411. The reversal of 1141379409 is 9049731411.

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 1141379409 - 2²⁰ = 1140330833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1141379489) 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, 115422 + ... + 124919.

It is an arithmetic number, because the mean of its divisors is an integer number (190350864).

Almost surely, 2^1141379409 is an apocalyptic number.

It is an amenable number.

1141379409 is a deficient number, since it is larger than the sum of its proper divisors (381427503).

1141379409 is a wasteful number, since it uses less digits than its factorization.

1141379409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241927.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 1141379409 is about 33784.3071410381. The cubic root of 1141379409 is about 1045.0650994601.

The spelling of 1141379409 in words is "one billion, one hundred forty-one million, three hundred seventy-nine thousand, four hundred nine".