2141661423 has 16 divisors (see below), whose sum is σ = 3115938816. Its totient is φ = 1297645440.

The previous prime is 2141661419. The next prime is 2141661427. The reversal of 2141661423 is 3241661412.

It is an interprime number because it is at equal distance from previous prime (2141661419) and next prime (2141661427).

It is not a de Polignac number, because 2141661423 - 2² = 2141661419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141661427) 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, 205015 + ... + 215207.

It is an arithmetic number, because the mean of its divisors is an integer number (194746176).

Almost surely, 2^2141661423 is an apocalyptic number.

2141661423 is a deficient number, since it is larger than the sum of its proper divisors (974277393).

2141661423 is a wasteful number, since it uses less digits than its factorization.

2141661423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16574.

The product of its digits is 6912, while the sum is 30.

The square root of 2141661423 is about 46278.0879358687. The cubic root of 2141661423 is about 1288.9921465054.

The spelling of 2141661423 in words is "two billion, one hundred forty-one million, six hundred sixty-one thousand, four hundred twenty-three".