1734078449 has 2 divisors, whose sum is σ = 1734078450. Its totient is φ = 1734078448.

The previous prime is 1734078407. The next prime is 1734078469. The reversal of 1734078449 is 9448704371.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1492431424 + 241647025 = 38632^2 + 15545^2 .

It is a cyclic number.

It is not a de Polignac number, because 1734078449 - 2¹⁶ = 1734012913 is a prime.

It is not a weakly prime, because it can be changed into another prime (1734078469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 867039224 + 867039225.

It is an arithmetic number, because the mean of its divisors is an integer number (867039225).

Almost surely, 2^1734078449 is an apocalyptic number.

It is an amenable number.

1734078449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1734078449 is an equidigital number, since it uses as much as digits as its factorization.

1734078449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 47.

The square root of 1734078449 is about 41642.2675775467. The cubic root of 1734078449 is about 1201.4054017753.

The spelling of 1734078449 in words is "one billion, seven hundred thirty-four million, seventy-eight thousand, four hundred forty-nine".