2134031723 has 4 divisors (see below), whose sum is σ = 2202871488. Its totient is φ = 2065191960.

The previous prime is 2134031689. The next prime is 2134031737. The reversal of 2134031723 is 3271304312.

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 2134031723 - 2⁶ = 2134031659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2134031692 and 2134031701.

It is not an unprimeable number, because it can be changed into a prime (2134031023) 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, 34419836 + ... + 34419897.

It is an arithmetic number, because the mean of its divisors is an integer number (550717872).

Almost surely, 2^2134031723 is an apocalyptic number.

2134031723 is a deficient number, since it is larger than the sum of its proper divisors (68839765).

2134031723 is an equidigital number, since it uses as much as digits as its factorization.

2134031723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68839764.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 2134031723 is about 46195.5812064314. The cubic root of 2134031723 is about 1287.4596407747.

The spelling of 2134031723 in words is "two billion, one hundred thirty-four million, thirty-one thousand, seven hundred twenty-three".