2543279023 has 2 divisors, whose sum is σ = 2543279024. Its totient is φ = 2543279022.

The previous prime is 2543279003. The next prime is 2543279069. The reversal of 2543279023 is 3209723452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2543279023 - 2¹⁷ = 2543147951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2543279003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271639511 + 1271639512.

It is an arithmetic number, because the mean of its divisors is an integer number (1271639512).

Almost surely, 2^2543279023 is an apocalyptic number.

2543279023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2543279023 is an equidigital number, since it uses as much as digits as its factorization.

2543279023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 2543279023 is about 50430.9331958075. The cubic root of 2543279023 is about 1364.9958670102.

The spelling of 2543279023 in words is "two billion, five hundred forty-three million, two hundred seventy-nine thousand, twenty-three".