1141506427 has 2 divisors, whose sum is σ = 1141506428. Its totient is φ = 1141506426.

The previous prime is 1141506389. The next prime is 1141506473. The reversal of 1141506427 is 7246051411.

It is a weak prime.

It is an emirp because it is prime and its reverse (7246051411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1141506427 - 2⁷ = 1141506299 is a prime.

It is not a weakly prime, because it can be changed into another prime (1141506827) 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, 570753213 + 570753214.

It is an arithmetic number, because the mean of its divisors is an integer number (570753214).

Almost surely, 2^1141506427 is an apocalyptic number.

1141506427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141506427 is an equidigital number, since it uses as much as digits as its factorization.

1141506427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 1141506427 is about 33786.1869260205. The cubic root of 1141506427 is about 1045.1038645876.

Adding to 1141506427 its reverse (7246051411), we get a palindrome (8387557838).

The spelling of 1141506427 in words is "one billion, one hundred forty-one million, five hundred six thousand, four hundred twenty-seven".