1155248425511 has 8 divisors (see below), whose sum is σ = 1156892058000. Its totient is φ = 1153605828160.

The previous prime is 1155248425477. The next prime is 1155248425531.

It is a happy number.

1155248425511 is nontrivially palindromic in base 10.

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 1155248425511 - 2¹⁴ = 1155248409127 is a prime.

It is a super-2 number, since 2×1155248425511² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155248425531) 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, 1988720 + ... + 2503098.

It is an arithmetic number, because the mean of its divisors is an integer number (144611507250).

Almost surely, 2^{1155248425511} is an apocalyptic number.

1155248425511 is a deficient number, since it is larger than the sum of its proper divisors (1643632489).

1155248425511 is a wasteful number, since it uses less digits than its factorization.

1155248425511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517569.

The product of its digits is 320000, while the sum is 44.

The spelling of 1155248425511 in words is "one trillion, one hundred fifty-five billion, two hundred forty-eight million, four hundred twenty-five thousand, five hundred eleven".