1115340111454 has 16 divisors (see below), whose sum is σ = 1697350311936. Its totient is φ = 549614835000.

The previous prime is 1115340111439. The next prime is 1115340111493. The reversal of 1115340111454 is 4541110435111.

It is a super-2 number, since 2×1115340111454² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14501722 + ... + 14578429.

It is an arithmetic number, because the mean of its divisors is an integer number (106084394496).

Almost surely, 2^{1115340111454} is an apocalyptic number.

1115340111454 is a deficient number, since it is larger than the sum of its proper divisors (582010200482).

1115340111454 is a wasteful number, since it uses less digits than its factorization.

1115340111454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29080431.

The product of its (nonzero) digits is 4800, while the sum is 31.

Adding to 1115340111454 its reverse (4541110435111), we get a palindrome (5656450546565).

The spelling of 1115340111454 in words is "one trillion, one hundred fifteen billion, three hundred forty million, one hundred eleven thousand, four hundred fifty-four".