1147152180481 has 8 divisors (see below), whose sum is σ = 1158810416064. Its totient is φ = 1135499833200.

The previous prime is 1147152180437. The next prime is 1147152180509. The reversal of 1147152180481 is 1840812517411.

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 1147152180481 - 2¹⁹ = 1147151656193 is a prime.

It is a super-2 number, since 2×1147152180481² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1147152180781) 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, 1079931 + ... + 1860256.

It is an arithmetic number, because the mean of its divisors is an integer number (144851302008).

Almost surely, 2^{1147152180481} is an apocalyptic number.

It is an amenable number.

1147152180481 is a deficient number, since it is larger than the sum of its proper divisors (11658235583).

1147152180481 is a wasteful number, since it uses less digits than its factorization.

1147152180481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2944151.

The product of its (nonzero) digits is 71680, while the sum is 43.

Adding to 1147152180481 its reverse (1840812517411), we get a palindrome (2987964697892).

The spelling of 1147152180481 in words is "one trillion, one hundred forty-seven billion, one hundred fifty-two million, one hundred eighty thousand, four hundred eighty-one".