1298327942 has 16 divisors (see below), whose sum is σ = 1967499072. Its totient is φ = 642506280.

The previous prime is 1298327911. The next prime is 1298327963. The reversal of 1298327942 is 2497238921.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315317 + ... + 319407.

It is an arithmetic number, because the mean of its divisors is an integer number (122968692).

Almost surely, 2^1298327942 is an apocalyptic number.

1298327942 is a deficient number, since it is larger than the sum of its proper divisors (669171130).

1298327942 is a wasteful number, since it uses less digits than its factorization.

1298327942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5683.

The product of its digits is 435456, while the sum is 47.

The square root of 1298327942 is about 36032.3180214651. The cubic root of 1298327942 is about 1090.9247663577.

The spelling of 1298327942 in words is "one billion, two hundred ninety-eight million, three hundred twenty-seven thousand, nine hundred forty-two".