2141251823 has 2 divisors, whose sum is σ = 2141251824. Its totient is φ = 2141251822.

The previous prime is 2141251807. The next prime is 2141251883. The reversal of 2141251823 is 3281521412.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2141251823 - 2⁴ = 2141251807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2141251883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070625911 + 1070625912.

It is an arithmetic number, because the mean of its divisors is an integer number (1070625912).

Almost surely, 2^2141251823 is an apocalyptic number.

2141251823 is a deficient number, since it is larger than the sum of its proper divisors (1).

2141251823 is an equidigital number, since it uses as much as digits as its factorization.

2141251823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3840, while the sum is 29.

The square root of 2141251823 is about 46273.6623037339. The cubic root of 2141251823 is about 1288.9099665617.

The spelling of 2141251823 in words is "two billion, one hundred forty-one million, two hundred fifty-one thousand, eight hundred twenty-three".