1144524155 has 8 divisors (see below), whose sum is σ = 1386763872. Its totient is φ = 906729408.

The previous prime is 1144524131. The next prime is 1144524209. The reversal of 1144524155 is 5514254411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1144524155 - 2¹⁶ = 1144458619 is a prime.

It is a Duffinian number.

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, 1110674 + ... + 1111703.

It is an arithmetic number, because the mean of its divisors is an integer number (173345484).

Almost surely, 2^1144524155 is an apocalyptic number.

1144524155 is a deficient number, since it is larger than the sum of its proper divisors (242239717).

1144524155 is a wasteful number, since it uses less digits than its factorization.

1144524155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222485.

The product of its digits is 16000, while the sum is 32.

The square root of 1144524155 is about 33830.8166469567. The cubic root of 1144524155 is about 1046.0240124419.

Adding to 1144524155 its reverse (5514254411), we get a palindrome (6658778566).

The spelling of 1144524155 in words is "one billion, one hundred forty-four million, five hundred twenty-four thousand, one hundred fifty-five".