1151740021315 has 8 divisors (see below), whose sum is σ = 1488402489168. Its totient is φ = 850515708000.

The previous prime is 1151740021309. The next prime is 1151740021319. The reversal of 1151740021315 is 5131200471511.

It is a happy number.

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

It is not a de Polignac number, because 1151740021315 - 2⁹ = 1151740020803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1151740021319) 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, 8859538561 + ... + 8859538690.

It is an arithmetic number, because the mean of its divisors is an integer number (186050311146).

Almost surely, 2^{1151740021315} is an apocalyptic number.

1151740021315 is a deficient number, since it is larger than the sum of its proper divisors (336662467853).

1151740021315 is a wasteful number, since it uses less digits than its factorization.

1151740021315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17719077269.

The product of its (nonzero) digits is 4200, while the sum is 31.

Adding to 1151740021315 its reverse (5131200471511), we get a palindrome (6282940492826).

The spelling of 1151740021315 in words is "one trillion, one hundred fifty-one billion, seven hundred forty million, twenty-one thousand, three hundred fifteen".