2134446623 has 4 divisors (see below), whose sum is σ = 2140493568. Its totient is φ = 2128399680.

The previous prime is 2134446619. The next prime is 2134446631. The reversal of 2134446623 is 3266444312.

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

It is a cyclic number.

It is not a de Polignac number, because 2134446623 - 2² = 2134446619 is a prime.

It is a super-2 number, since 2×2134446623² = 9111724772872208258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134446653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3022943 + ... + 3023648.

It is an arithmetic number, because the mean of its divisors is an integer number (535123392).

Almost surely, 2^2134446623 is an apocalyptic number.

2134446623 is a deficient number, since it is larger than the sum of its proper divisors (6046945).

2134446623 is an equidigital number, since it uses as much as digits as its factorization.

2134446623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6046944.

The product of its digits is 82944, while the sum is 35.

The square root of 2134446623 is about 46200.0716774336. The cubic root of 2134446623 is about 1287.5430716480.

The spelling of 2134446623 in words is "two billion, one hundred thirty-four million, four hundred forty-six thousand, six hundred twenty-three".