2742095139 has 16 divisors (see below), whose sum is σ = 4181091840. Its totient is φ = 1565913600.

The previous prime is 2742095113. The next prime is 2742095179. The reversal of 2742095139 is 9315902472.

It is not a de Polignac number, because 2742095139 - 2¹³ = 2742086947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2742095139.

It is not an unprimeable number, because it can be changed into a prime (2742095179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7159 + ... + 74400.

It is an arithmetic number, because the mean of its divisors is an integer number (261318240).

Almost surely, 2^2742095139 is an apocalyptic number.

2742095139 is a deficient number, since it is larger than the sum of its proper divisors (1438996701).

2742095139 is a wasteful number, since it uses less digits than its factorization.

2742095139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83170.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 2742095139 is about 52365.0182755626. The cubic root of 2742095139 is about 1399.6759690562.

The spelling of 2742095139 in words is "two billion, seven hundred forty-two million, ninety-five thousand, one hundred thirty-nine".