1303399970 has 8 divisors (see below), whose sum is σ = 2346119964. Its totient is φ = 521359984.

The previous prime is 1303399967. The next prime is 1303400011. The reversal of 1303399970 is 799933031.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1263873601 + 39526369 = 35551^2 + 6287^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65169989 + ... + 65170008.

Almost surely, 2^1303399970 is an apocalyptic number.

1303399970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1303399970 is a deficient number, since it is larger than the sum of its proper divisors (1042719994).

1303399970 is a wasteful number, since it uses less digits than its factorization.

1303399970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130340004.

The product of its (nonzero) digits is 137781, while the sum is 44.

The square root of 1303399970 is about 36102.6310675552. The cubic root of 1303399970 is about 1092.3435171148.

The spelling of 1303399970 in words is "one billion, three hundred three million, three hundred ninety-nine thousand, nine hundred seventy".