1151101501442 has 12 divisors (see below), whose sum is σ = 1834194607890. Its totient is φ = 541694823936.

The previous prime is 1151101501427. The next prime is 1151101501489. The reversal of 1151101501442 is 2441051011511.

It can be written as a sum of positive squares in 3 ways, for example, as 1144559765281 + 6541736161 = 1069841^2 + 80881^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 995761967 + ... + 995763122.

Almost surely, 2^{1151101501442} is an apocalyptic number.

1151101501442 is a deficient number, since it is larger than the sum of its proper divisors (683093106448).

1151101501442 is a wasteful number, since it uses less digits than its factorization.

1151101501442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991525125 (or 1991525108 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 26.

Adding to 1151101501442 its reverse (2441051011511), we get a palindrome (3592152512953).

The spelling of 1151101501442 in words is "one trillion, one hundred fifty-one billion, one hundred one million, five hundred one thousand, four hundred forty-two".