1142726032229 has 4 divisors (see below), whose sum is σ = 1143558317676. Its totient is φ = 1141893746784.

The previous prime is 1142726032219. The next prime is 1142726032237. The reversal of 1142726032229 is 9222306272411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 764129481025 + 378596551204 = 874145^2 + 615302^2 .

It is a cyclic number.

It is not a de Polignac number, because 1142726032229 - 2¹² = 1142726028133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142726032219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416140664 + ... + 416143409.

It is an arithmetic number, because the mean of its divisors is an integer number (285889579419).

Almost surely, 2^{1142726032229} is an apocalyptic number.

It is an amenable number.

1142726032229 is a deficient number, since it is larger than the sum of its proper divisors (832285447).

1142726032229 is an equidigital number, since it uses as much as digits as its factorization.

1142726032229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832285446.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 1142726032229 in words is "one trillion, one hundred forty-two billion, seven hundred twenty-six million, thirty-two thousand, two hundred twenty-nine".