1142350273 has 2 divisors, whose sum is σ = 1142350274. Its totient is φ = 1142350272.

The previous prime is 1142350267. The next prime is 1142350337. The reversal of 1142350273 is 3720532411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 593994384 + 548355889 = 24372^2 + 23417^2 .

It is an emirp because it is prime and its reverse (3720532411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1142350273 is a prime.

It is not a weakly prime, because it can be changed into another prime (1142350673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571175136 + 571175137.

It is an arithmetic number, because the mean of its divisors is an integer number (571175137).

Almost surely, 2^1142350273 is an apocalyptic number.

It is an amenable number.

1142350273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142350273 is an equidigital number, since it uses as much as digits as its factorization.

1142350273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 1142350273 is about 33798.6726514519. The cubic root of 1142350273 is about 1045.3613283130.

Adding to 1142350273 its reverse (3720532411), we get a palindrome (4862882684).

The spelling of 1142350273 in words is "one billion, one hundred forty-two million, three hundred fifty thousand, two hundred seventy-three".