2742945539 has 2 divisors, whose sum is σ = 2742945540. Its totient is φ = 2742945538.

The previous prime is 2742945511. The next prime is 2742945559. The reversal of 2742945539 is 9355492472.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2742945539 - 2²⁴ = 2726168323 is a prime.

It is not a weakly prime, because it can be changed into another prime (2742945559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371472769 + 1371472770.

It is an arithmetic number, because the mean of its divisors is an integer number (1371472770).

Almost surely, 2^2742945539 is an apocalyptic number.

2742945539 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742945539 is an equidigital number, since it uses as much as digits as its factorization.

2742945539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 50.

The square root of 2742945539 is about 52373.1375707051. The cubic root of 2742945539 is about 1399.8206469221.

The spelling of 2742945539 in words is "two billion, seven hundred forty-two million, nine hundred forty-five thousand, five hundred thirty-nine".