1142323202 has 8 divisors (see below), whose sum is σ = 1719333756. Its totient is φ = 569211952.

The previous prime is 1142323153. The next prime is 1142323207. The reversal of 1142323202 is 2023232411.

It can be written as a sum of positive squares in 2 ways, for example, as 969637321 + 172685881 = 31139^2 + 13141^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1142323207) 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, 974093 + ... + 975264.

Almost surely, 2^1142323202 is an apocalyptic number.

1142323202 is a deficient number, since it is larger than the sum of its proper divisors (577010554).

1142323202 is a wasteful number, since it uses less digits than its factorization.

1142323202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949652.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1142323202 is about 33798.2721747725. The cubic root of 1142323202 is about 1045.3530707173.

Adding to 1142323202 its reverse (2023232411), we get a palindrome (3165555613).

The spelling of 1142323202 in words is "one billion, one hundred forty-two million, three hundred twenty-three thousand, two hundred two".