1144245502 has 4 divisors (see below), whose sum is σ = 1716368256. Its totient is φ = 572122750.

The previous prime is 1144245491. The next prime is 1144245511. The reversal of 1144245502 is 2055424411.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286061374 + ... + 286061377.

It is an arithmetic number, because the mean of its divisors is an integer number (429092064).

Almost surely, 2^1144245502 is an apocalyptic number.

1144245502 is a deficient number, since it is larger than the sum of its proper divisors (572122754).

1144245502 is an equidigital number, since it uses as much as digits as its factorization.

1144245502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572122753.

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 1144245502 is about 33826.6980652857. The cubic root of 1144245502 is about 1045.9391150383.

Adding to 1144245502 its reverse (2055424411), we get a palindrome (3199669913).

The spelling of 1144245502 in words is "one billion, one hundred forty-four million, two hundred forty-five thousand, five hundred two".