2111420134 has 4 divisors (see below), whose sum is σ = 3167130204. Its totient is φ = 1055710066.

The previous prime is 2111420131. The next prime is 2111420159. The reversal of 2111420134 is 4310241112.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111420131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527855032 + ... + 527855035.

It is an arithmetic number, because the mean of its divisors is an integer number (791782551).

Almost surely, 2^2111420134 is an apocalyptic number.

2111420134 is a deficient number, since it is larger than the sum of its proper divisors (1055710070).

2111420134 is a wasteful number, since it uses less digits than its factorization.

2111420134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055710069.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2111420134 is about 45950.1918820803. The cubic root of 2111420134 is about 1282.8963007895.

Adding to 2111420134 its reverse (4310241112), we get a palindrome (6421661246).

The spelling of 2111420134 in words is "two billion, one hundred eleven million, four hundred twenty thousand, one hundred thirty-four".