1142444152501 has 2 divisors, whose sum is σ = 1142444152502. Its totient is φ = 1142444152500.

The previous prime is 1142444152489. The next prime is 1142444152511. The reversal of 1142444152501 is 1052514442411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 781807871601 + 360636280900 = 884199^2 + 600530^2 .

It is a cyclic number.

It is not a de Polignac number, because 1142444152501 - 2¹¹ = 1142444150453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1142444152511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571222076250 + 571222076251.

It is an arithmetic number, because the mean of its divisors is an integer number (571222076251).

Almost surely, 2^{1142444152501} is an apocalyptic number.

It is an amenable number.

1142444152501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142444152501 is an equidigital number, since it uses as much as digits as its factorization.

1142444152501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25600, while the sum is 34.

Adding to 1142444152501 its reverse (1052514442411), we get a palindrome (2194958594912).

The spelling of 1142444152501 in words is "one trillion, one hundred forty-two billion, four hundred forty-four million, one hundred fifty-two thousand, five hundred one".