1141801389 has 12 divisors (see below), whose sum is σ = 1693843996. Its totient is φ = 740627712.

The previous prime is 1141801373. The next prime is 1141801421. The reversal of 1141801389 is 9831081411.

It can be written as a sum of positive squares in 2 ways, for example, as 1079122500 + 62678889 = 32850^2 + 7917^2 .

It is not a de Polignac number, because 1141801389 - 2⁴ = 1141801373 is a prime.

It is a super-3 number, since 3×1141801389³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141801189) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1714084 + ... + 1714749.

Almost surely, 2^1141801389 is an apocalyptic number.

It is an amenable number.

1141801389 is a deficient number, since it is larger than the sum of its proper divisors (552042607).

1141801389 is a wasteful number, since it uses less digits than its factorization.

1141801389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3428876 (or 3428873 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 36.

The square root of 1141801389 is about 33790.5517711682. The cubic root of 1141801389 is about 1045.1938741198.

The spelling of 1141801389 in words is "one billion, one hundred forty-one million, eight hundred one thousand, three hundred eighty-nine".