1144250142 has 32 divisors (see below), whose sum is σ = 2625177600. Its totient is φ = 325710048.

The previous prime is 1144250131. The next prime is 1144250153. The reversal of 1144250142 is 2410524411.

It is an interprime number because it is at equal distance from previous prime (1144250131) and next prime (1144250153).

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 in 15 ways as a sum of consecutive naturals, for example, 39342 + ... + 61937.

It is an arithmetic number, because the mean of its divisors is an integer number (82036800).

Almost surely, 2^1144250142 is an apocalyptic number.

1144250142 is an abundant number, since it is smaller than the sum of its proper divisors (1480927458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144250142 is a wasteful number, since it uses less digits than its factorization.

1144250142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101560.

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 1144250142 is about 33826.7666500953. The cubic root of 1144250142 is about 1045.9405288232.

Adding to 1144250142 its reverse (2410524411), we get a palindrome (3554774553).

The spelling of 1144250142 in words is "one billion, one hundred forty-four million, two hundred fifty thousand, one hundred forty-two".