1101606402 has 32 divisors (see below), whose sum is σ = 2436823872. Its totient is φ = 329793984.

The previous prime is 1101606371. The next prime is 1101606403. The reversal of 1101606402 is 2046061011.

It is not an unprimeable number, because it can be changed into a prime (1101606403) 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 15 ways as a sum of consecutive naturals, for example, 187968 + ... + 193739.

It is an arithmetic number, because the mean of its divisors is an integer number (76150746).

Almost surely, 2^1101606402 is an apocalyptic number.

1101606402 is an abundant number, since it is smaller than the sum of its proper divisors (1335217470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101606402 is a wasteful number, since it uses less digits than its factorization.

1101606402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381762.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1101606402 is about 33190.4564897803. The cubic root of 1101606402 is about 1032.7823731158.

Adding to 1101606402 its reverse (2046061011), we get a palindrome (3147667413).

The spelling of 1101606402 in words is "one billion, one hundred one million, six hundred six thousand, four hundred two".