2112653434 has 16 divisors (see below), whose sum is σ = 3381468480. Its totient is φ = 987020640.

The previous prime is 2112653419. The next prime is 2112653513. The reversal of 2112653434 is 4343562112.

It is a junction number, because it is equal to n+sod(n) for n = 2112653396 and 2112653405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378022 + ... + 383569.

It is an arithmetic number, because the mean of its divisors is an integer number (211341780).

Almost surely, 2^2112653434 is an apocalyptic number.

2112653434 is a deficient number, since it is larger than the sum of its proper divisors (1268815046).

2112653434 is a wasteful number, since it uses less digits than its factorization.

2112653434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761685.

The product of its digits is 17280, while the sum is 31.

The square root of 2112653434 is about 45963.6098886935. The cubic root of 2112653434 is about 1283.1460360307.

The spelling of 2112653434 in words is "two billion, one hundred twelve million, six hundred fifty-three thousand, four hundred thirty-four".