11312000434 has 32 divisors (see below), whose sum is σ = 19621958400. Its totient is φ = 4790845248.

The previous prime is 11312000387. The next prime is 11312000437. The reversal of 11312000434 is 43400021311.

It is a super-2 number, since 2×11312000434² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11312000437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 397179 + ... + 424705.

It is an arithmetic number, because the mean of its divisors is an integer number (613186200).

Almost surely, 2^11312000434 is an apocalyptic number.

11312000434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11312000434 is a deficient number, since it is larger than the sum of its proper divisors (8309957966).

11312000434 is a wasteful number, since it uses less digits than its factorization.

11312000434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27882.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11312000434 its reverse (43400021311), we get a palindrome (54712021745).

The spelling of 11312000434 in words is "eleven billion, three hundred twelve million, four hundred thirty-four", and thus it is an aban number.