2031542923 has 2 divisors, whose sum is σ = 2031542924. Its totient is φ = 2031542922.

The previous prime is 2031542921. The next prime is 2031542939. The reversal of 2031542923 is 3292451302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2031542923 - 2¹ = 2031542921 is a prime.

Together with 2031542921, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2031542921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015771461 + 1015771462.

It is an arithmetic number, because the mean of its divisors is an integer number (1015771462).

Almost surely, 2^2031542923 is an apocalyptic number.

2031542923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031542923 is an equidigital number, since it uses as much as digits as its factorization.

2031542923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 2031542923 is about 45072.6405150619. The cubic root of 2031542923 is about 1266.5101293244.

The spelling of 2031542923 in words is "two billion, thirty-one million, five hundred forty-two thousand, nine hundred twenty-three".