11540434 has 32 divisors (see below), whose sum is σ = 19232640. Its totient is φ = 5174400.

The previous prime is 11540423. The next prime is 11540447. The reversal of 11540434 is 43404511.

It is an unprimeable number.

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, 54589 + ... + 54799.

It is an arithmetic number, because the mean of its divisors is an integer number (601020).

Almost surely, 2^11540434 is an apocalyptic number.

11540434 is a deficient number, since it is larger than the sum of its proper divisors (7692206).

11540434 is a wasteful number, since it uses less digits than its factorization.

11540434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 11540434 is about 3397.1214285038. The cubic root of 11540434 is about 225.9821036812.

Adding to 11540434 its reverse (43404511), we get a palindrome (54944945).

The spelling of 11540434 in words is "eleven million, five hundred forty thousand, four hundred thirty-four".