1142441537 has 2 divisors, whose sum is σ = 1142441538. Its totient is φ = 1142441536.

The previous prime is 1142441527. The next prime is 1142441561. The reversal of 1142441537 is 7351442411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1131044161 + 11397376 = 33631^2 + 3376^2 .

It is a cyclic number.

It is not a de Polignac number, because 1142441537 - 2¹⁴ = 1142425153 is a prime.

It is not a weakly prime, because it can be changed into another prime (1142441527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571220768 + 571220769.

It is an arithmetic number, because the mean of its divisors is an integer number (571220769).

Almost surely, 2^1142441537 is an apocalyptic number.

It is an amenable number.

1142441537 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142441537 is an equidigital number, since it uses as much as digits as its factorization.

1142441537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 32.

The square root of 1142441537 is about 33800.0227366787. The cubic root of 1142441537 is about 1045.3891660431.

Adding to 1142441537 its reverse (7351442411), we get a palindrome (8493883948).

The spelling of 1142441537 in words is "one billion, one hundred forty-two million, four hundred forty-one thousand, five hundred thirty-seven".