1151315111234 has 4 divisors (see below), whose sum is σ = 1726972666854. Its totient is φ = 575657555616.

The previous prime is 1151315111209. The next prime is 1151315111269. The reversal of 1151315111234 is 4321115131511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1071438220609 + 79876890625 = 1035103^2 + 282625^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1151315111197 and 1151315111206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287828777807 + ... + 287828777810.

Almost surely, 2^{1151315111234} is an apocalyptic number.

1151315111234 is a deficient number, since it is larger than the sum of its proper divisors (575657555620).

1151315111234 is an equidigital number, since it uses as much as digits as its factorization.

1151315111234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575657555619.

The product of its digits is 1800, while the sum is 29.

The spelling of 1151315111234 in words is "one trillion, one hundred fifty-one billion, three hundred fifteen million, one hundred eleven thousand, two hundred thirty-four".