11350143 has 12 divisors (see below), whose sum is σ = 18736848. Its totient is φ = 6485760.

The previous prime is 11350133. The next prime is 11350147. The reversal of 11350143 is 34105311.

It is not a de Polignac number, because 11350143 - 2⁴ = 11350127 is a prime.

It is a super-2 number, since 2×11350143² = 257651492240898, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11350147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90018 + ... + 90143.

It is an arithmetic number, because the mean of its divisors is an integer number (1561404).

Almost surely, 2^11350143 is an apocalyptic number.

11350143 is a deficient number, since it is larger than the sum of its proper divisors (7386705).

11350143 is a wasteful number, since it uses less digits than its factorization.

11350143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180174 (or 180171 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 11350143 is about 3368.9973285831. The cubic root of 11350143 is about 224.7331354584.

Adding to 11350143 its sum of digits (18), we get a square (11350161 = 3369²).

Adding to 11350143 its reverse (34105311), we get a palindrome (45455454).

The spelling of 11350143 in words is "eleven million, three hundred fifty thousand, one hundred forty-three".