2142045523 has 2 divisors, whose sum is σ = 2142045524. Its totient is φ = 2142045522.

The previous prime is 2142045481. The next prime is 2142045547. The reversal of 2142045523 is 3255402412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2142045523 - 2⁹ = 2142045011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2142045491 and 2142045500.

It is not a weakly prime, because it can be changed into another prime (2142045593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071022761 + 1071022762.

It is an arithmetic number, because the mean of its divisors is an integer number (1071022762).

Almost surely, 2^2142045523 is an apocalyptic number.

2142045523 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142045523 is an equidigital number, since it uses as much as digits as its factorization.

2142045523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 2142045523 is about 46282.2376619800. The cubic root of 2142045523 is about 1289.0692007467.

Adding to 2142045523 its reverse (3255402412), we get a palindrome (5397447935).

The spelling of 2142045523 in words is "two billion, one hundred forty-two million, forty-five thousand, five hundred twenty-three".