1102840401 has 8 divisors (see below), whose sum is σ = 1583565760. Its totient is φ = 678670992.

The previous prime is 1102840381. The next prime is 1102840471. The reversal of 1102840401 is 1040482011.

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 1102840401 - 2⁹ = 1102839889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102840471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14138941 + ... + 14139018.

It is an arithmetic number, because the mean of its divisors is an integer number (197945720).

Almost surely, 2^1102840401 is an apocalyptic number.

It is an amenable number.

1102840401 is a deficient number, since it is larger than the sum of its proper divisors (480725359).

1102840401 is a wasteful number, since it uses less digits than its factorization.

1102840401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28277975.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 1102840401 is about 33209.0409527285. The cubic root of 1102840401 is about 1033.1678637461.

The spelling of 1102840401 in words is "one billion, one hundred two million, eight hundred forty thousand, four hundred one".