1298712034 has 4 divisors (see below), whose sum is σ = 1948068054. Its totient is φ = 649356016.

The previous prime is 1298712029. The next prime is 1298712091. The reversal of 1298712034 is 4302178921.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1105363009 + 193349025 = 33247^2 + 13905^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1298711984 and 1298712002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 324678007 + ... + 324678010.

Almost surely, 2^1298712034 is an apocalyptic number.

1298712034 is a deficient number, since it is larger than the sum of its proper divisors (649356020).

1298712034 is an equidigital number, since it uses as much as digits as its factorization.

1298712034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649356019.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 1298712034 is about 36037.6474537393. The cubic root of 1298712034 is about 1091.0323339833.

The spelling of 1298712034 in words is "one billion, two hundred ninety-eight million, seven hundred twelve thousand, thirty-four".