1742070792457 has 2 divisors, whose sum is σ = 1742070792458. Its totient is φ = 1742070792456.

The previous prime is 1742070792437. The next prime is 1742070792479. The reversal of 1742070792457 is 7542970702471.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1284099178761 + 457971613696 = 1133181^2 + 676736^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1742070792457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1742070792398 and 1742070792407.

It is not a weakly prime, because it can be changed into another prime (1742070792437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 871035396228 + 871035396229.

It is an arithmetic number, because the mean of its divisors is an integer number (871035396229).

Almost surely, 2^{1742070792457} is an apocalyptic number.

It is an amenable number.

1742070792457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1742070792457 is an equidigital number, since it uses as much as digits as its factorization.

1742070792457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6914880, while the sum is 55.

The spelling of 1742070792457 in words is "one trillion, seven hundred forty-two billion, seventy million, seven hundred ninety-two thousand, four hundred fifty-seven".