1141790155 has 8 divisors (see below), whose sum is σ = 1494707184. Its totient is φ = 830392800.

The previous prime is 1141790147. The next prime is 1141790179. The reversal of 1141790155 is 5510971411.

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

It is not a de Polignac number, because 1141790155 - 2³ = 1141790147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1141790155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10379856 + ... + 10379965.

It is an arithmetic number, because the mean of its divisors is an integer number (186838398).

Almost surely, 2^1141790155 is an apocalyptic number.

1141790155 is a deficient number, since it is larger than the sum of its proper divisors (352917029).

1141790155 is a wasteful number, since it uses less digits than its factorization.

1141790155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20759837.

The product of its (nonzero) digits is 6300, while the sum is 34.

The square root of 1141790155 is about 33790.3855408606. The cubic root of 1141790155 is about 1045.1904462771.

The spelling of 1141790155 in words is "one billion, one hundred forty-one million, seven hundred ninety thousand, one hundred fifty-five".