1153120144 has 40 divisors (see below), whose sum is σ = 2515910400. Its totient is φ = 507235200.

The previous prime is 1153120141. The next prime is 1153120147. The reversal of 1153120144 is 4410213511.

It is an interprime number because it is at equal distance from previous prime (1153120141) and next prime (1153120147).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1153120141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100219 + ... + 111130.

It is an arithmetic number, because the mean of its divisors is an integer number (62897760).

Almost surely, 2^1153120144 is an apocalyptic number.

It is an amenable number.

1153120144 is an abundant number, since it is smaller than the sum of its proper divisors (1362790256).

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

1153120144 is a wasteful number, since it uses less digits than its factorization.

1153120144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211399 (or 211393 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1153120144 is about 33957.6227672080. The cubic root of 1153120144 is about 1048.6362170337.

Adding to 1153120144 its reverse (4410213511), we get a palindrome (5563333655).

The spelling of 1153120144 in words is "one billion, one hundred fifty-three million, one hundred twenty thousand, one hundred forty-four".