11251634434 has 16 divisors (see below), whose sum is σ = 17931780000. Its totient is φ = 5279909184.

The previous prime is 11251634423. The next prime is 11251634437. The reversal of 11251634434 is 43443615211.

It is a self number, because there is not a number n which added to its sum of digits gives 11251634434.

It is not an unprimeable number, because it can be changed into a prime (11251634437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1379559 + ... + 1387690.

It is an arithmetic number, because the mean of its divisors is an integer number (1120736250).

Almost surely, 2^11251634434 is an apocalyptic number.

11251634434 is a deficient number, since it is larger than the sum of its proper divisors (6680145566).

11251634434 is a wasteful number, since it uses less digits than its factorization.

11251634434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767377.

The product of its digits is 34560, while the sum is 34.

The spelling of 11251634434 in words is "eleven billion, two hundred fifty-one million, six hundred thirty-four thousand, four hundred thirty-four".