941791489 has 4 divisors (see below), whose sum is σ = 943191556. Its totient is φ = 940391424.

The previous prime is 941791481. The next prime is 941791493. The reversal of 941791489 is 984197149.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 984197149 = 13 ⋅75707473.

It can be written as a sum of positive squares in 2 ways, for example, as 125260864 + 816530625 = 11192^2 + 28575^2 .

It is a cyclic number.

It is not a de Polignac number, because 941791489 - 2³ = 941791481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (941791481) 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, 699024 + ... + 700369.

It is an arithmetic number, because the mean of its divisors is an integer number (235797889).

Almost surely, 2^941791489 is an apocalyptic number.

It is an amenable number.

941791489 is a deficient number, since it is larger than the sum of its proper divisors (1400067).

941791489 is a wasteful number, since it uses less digits than its factorization.

941791489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400066.

The product of its digits is 653184, while the sum is 52.

The square root of 941791489 is about 30688.6214907089. The cubic root of 941791489 is about 980.2080250466.

The spelling of 941791489 in words is "nine hundred forty-one million, seven hundred ninety-one thousand, four hundred eighty-nine".