11402100 has 144 divisors (see below), whose sum is σ = 37914240. Its totient is φ = 2937600.

The previous prime is 11402093. The next prime is 11402107. The reversal of 11402100 is 120411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11402093) and next prime (11402107).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11402107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 110649 + ... + 110751.

Almost surely, 2^11402100 is an apocalyptic number.

11402100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11402100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18957120).

11402100 is an abundant number, since it is smaller than the sum of its proper divisors (26512140).

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

11402100 is a wasteful number, since it uses less digits than its factorization.

11402100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 11402100 is about 3376.6995720674. The cubic root of 11402100 is about 225.0755301980.

Adding to 11402100 its reverse (120411), we get a palindrome (11522511).

It can be divided in two parts, 1140 and 2100, that added together give a triangular number (3240 = T₈₀).

The spelling of 11402100 in words is "eleven million, four hundred two thousand, one hundred".