11401698 has 128 divisors (see below), whose sum is σ = 31518720. Its totient is φ = 2661120.

The previous prime is 11401697. The next prime is 11401699. The reversal of 11401698 is 89610411.

It is an interprime number because it is at equal distance from previous prime (11401697) and next prime (11401699).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11401697) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 308136 + ... + 308172.

It is an arithmetic number, because the mean of its divisors is an integer number (246240).

Almost surely, 2^11401698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11401698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15759360).

11401698 is an abundant number, since it is smaller than the sum of its proper divisors (20117022).

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

11401698 is a wasteful number, since it uses less digits than its factorization.

11401698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112.

The product of its (nonzero) digits is 1728, while the sum is 30.

The square root of 11401698 is about 3376.6400459629. The cubic root of 11401698 is about 225.0728850295.

The spelling of 11401698 in words is "eleven million, four hundred one thousand, six hundred ninety-eight".