1742116139 has 2 divisors, whose sum is σ = 1742116140. Its totient is φ = 1742116138.

The previous prime is 1742116097. The next prime is 1742116151. The reversal of 1742116139 is 9316112471.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1742116139 - 2¹⁶ = 1742050603 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1742116099 and 1742116108.

It is not a weakly prime, because it can be changed into another prime (1742116169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 871058069 + 871058070.

It is an arithmetic number, because the mean of its divisors is an integer number (871058070).

Almost surely, 2^1742116139 is an apocalyptic number.

1742116139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1742116139 is an equidigital number, since it uses as much as digits as its factorization.

1742116139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 35.

The square root of 1742116139 is about 41738.6647965648. The cubic root of 1742116139 is about 1203.2587671218.

The spelling of 1742116139 in words is "one billion, seven hundred forty-two million, one hundred sixteen thousand, one hundred thirty-nine".