1141434391 has 2 divisors, whose sum is σ = 1141434392. Its totient is φ = 1141434390.

The previous prime is 1141434389. The next prime is 1141434401. The reversal of 1141434391 is 1934341411.

It is a weak prime.

It is an emirp because it is prime and its reverse (1934341411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1141434391 - 2¹ = 1141434389 is a prime.

Together with 1141434389, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1141434691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570717195 + 570717196.

It is an arithmetic number, because the mean of its divisors is an integer number (570717196).

Almost surely, 2^1141434391 is an apocalyptic number.

1141434391 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141434391 is an equidigital number, since it uses as much as digits as its factorization.

1141434391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 31.

The square root of 1141434391 is about 33785.1208522332. The cubic root of 1141434391 is about 1045.0818799879.

The spelling of 1141434391 in words is "one billion, one hundred forty-one million, four hundred thirty-four thousand, three hundred ninety-one".