11140434 has 12 divisors (see below), whose sum is σ = 24137646. Its totient is φ = 3713472.

The previous prime is 11140421. The next prime is 11140447. The reversal of 11140434 is 43404111.

It is an interprime number because it is at equal distance from previous prime (11140421) and next prime (11140447).

It can be written as a sum of positive squares in only one way, i.e., 9941409 + 1199025 = 3153^2 + 1095^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 618913 = 11140434 / (1 + 1 + 1 + 4 + 0 + 4 + 3 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 309439 + ... + 309474.

Almost surely, 2^11140434 is an apocalyptic number.

11140434 is an abundant number, since it is smaller than the sum of its proper divisors (12997212).

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

11140434 is a wasteful number, since it uses less digits than its factorization.

11140434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618921 (or 618918 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 11140434 is about 3337.7288685572. The cubic root of 11140434 is about 223.3404413470.

Adding to 11140434 its reverse (43404111), we get a palindrome (54544545).

The spelling of 11140434 in words is "eleven million, one hundred forty thousand, four hundred thirty-four".