1115428314451 has 16 divisors (see below), whose sum is σ = 1272752702208. Its totient is φ = 967633682400.

The previous prime is 1115428314439. The next prime is 1115428314457. The reversal of 1115428314451 is 1544138245111.

It is not a de Polignac number, because 1115428314451 - 2¹⁷ = 1115428183379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1115428314457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5129601 + ... + 5342626.

It is an arithmetic number, because the mean of its divisors is an integer number (79547043888).

Almost surely, 2^{1115428314451} is an apocalyptic number.

1115428314451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1115428314451 is a deficient number, since it is larger than the sum of its proper divisors (157324387757).

1115428314451 is a wasteful number, since it uses less digits than its factorization.

1115428314451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10472682.

The product of its digits is 76800, while the sum is 40.

The spelling of 1115428314451 in words is "one trillion, one hundred fifteen billion, four hundred twenty-eight million, three hundred fourteen thousand, four hundred fifty-one".