1141420237 has 2 divisors, whose sum is σ = 1141420238. Its totient is φ = 1141420236.

The previous prime is 1141420229. The next prime is 1141420261. The reversal of 1141420237 is 7320241411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 777907881 + 363512356 = 27891^2 + 19066^2 .

It is a cyclic number.

It is not a de Polignac number, because 1141420237 - 2³ = 1141420229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1141420207) 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, 570710118 + 570710119.

It is an arithmetic number, because the mean of its divisors is an integer number (570710119).

Almost surely, 2^1141420237 is an apocalyptic number.

It is an amenable number.

1141420237 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141420237 is an equidigital number, since it uses as much as digits as its factorization.

1141420237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 1141420237 is about 33784.9113806741. The cubic root of 1141420237 is about 1045.0775602331.

Adding to 1141420237 its reverse (7320241411), we get a palindrome (8461661648).

The spelling of 1141420237 in words is "one billion, one hundred forty-one million, four hundred twenty thousand, two hundred thirty-seven".