1144300253402 has 16 divisors (see below), whose sum is σ = 1743316036200. Its totient is φ = 563251054080.

The previous prime is 1144300253377. The next prime is 1144300253429. The reversal of 1144300253402 is 2043520034411.

It can be written as a sum of positive squares in 4 ways, for example, as 840557078761 + 303743174641 = 916819^2 + 551129^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13995599 + ... + 14077122.

Almost surely, 2^{1144300253402} is an apocalyptic number.

1144300253402 is a deficient number, since it is larger than the sum of its proper divisors (599015782798).

1144300253402 is a wasteful number, since it uses less digits than its factorization.

1144300253402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28073041.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 1144300253402 its reverse (2043520034411), we get a palindrome (3187820287813).

The spelling of 1144300253402 in words is "one trillion, one hundred forty-four billion, three hundred million, two hundred fifty-three thousand, four hundred two".