1144324402 has 16 divisors (see below), whose sum is σ = 1849561560. Its totient is φ = 527853312.

The previous prime is 1144324399. The next prime is 1144324429. The reversal of 1144324402 is 2044234411.

It can be written as a sum of positive squares in 4 ways, for example, as 524364201 + 619960201 = 22899^2 + 24899^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38874 + ... + 61642.

Almost surely, 2^1144324402 is an apocalyptic number.

1144324402 is a deficient number, since it is larger than the sum of its proper divisors (705237158).

1144324402 is a wasteful number, since it uses less digits than its factorization.

1144324402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24717.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 1144324402 is about 33827.8642837528. The cubic root of 1144324402 is about 1045.9631549549.

Adding to 1144324402 its reverse (2044234411), we get a palindrome (3188558813).

The spelling of 1144324402 in words is "one billion, one hundred forty-four million, three hundred twenty-four thousand, four hundred two".