2109912629 has 16 divisors (see below), whose sum is σ = 2346624000. Its totient is φ = 1880849520.

The previous prime is 2109912617. The next prime is 2109912641. The reversal of 2109912629 is 9262199012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2109912617) and next prime (2109912641).

It is not a de Polignac number, because 2109912629 - 2²⁰ = 2108864053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2109912229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268052 + ... + 275810.

It is an arithmetic number, because the mean of its divisors is an integer number (146664000).

Almost surely, 2^2109912629 is an apocalyptic number.

It is an amenable number.

2109912629 is a deficient number, since it is larger than the sum of its proper divisors (236711371).

2109912629 is a wasteful number, since it uses less digits than its factorization.

2109912629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8248.

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 2109912629 is about 45933.7852674913. The cubic root of 2109912629 is about 1282.5909086966.

The spelling of 2109912629 in words is "two billion, one hundred nine million, nine hundred twelve thousand, six hundred twenty-nine".