1115183509401 has 8 divisors (see below), whose sum is σ = 1601289141760. Its totient is φ = 686266774992.

The previous prime is 1115183509387. The next prime is 1115183509441. The reversal of 1115183509401 is 1049053815111.

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

It is not a de Polignac number, because 1115183509401 - 2¹⁹ = 1115182985113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 28594448959 = 1115183509401 / (1 + 1 + 1 + 5 + 1 + 8 + 3 + 5 + 0 + 9 + 4 + 0 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1115183509401.

It is not an unprimeable number, because it can be changed into a prime (1115183509441) 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, 14297224441 + ... + 14297224518.

It is an arithmetic number, because the mean of its divisors is an integer number (200161142720).

Almost surely, 2^{1115183509401} is an apocalyptic number.

It is an amenable number.

1115183509401 is a deficient number, since it is larger than the sum of its proper divisors (486105632359).

1115183509401 is a wasteful number, since it uses less digits than its factorization.

1115183509401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28594448975.

The product of its (nonzero) digits is 21600, while the sum is 39.

The spelling of 1115183509401 in words is "one trillion, one hundred fifteen billion, one hundred eighty-three million, five hundred nine thousand, four hundred one".