1479998828909 has 2 divisors, whose sum is σ = 1479998828910. Its totient is φ = 1479998828908.

The previous prime is 1479998828879. The next prime is 1479998828941. The reversal of 1479998828909 is 9098288999741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1395505129225 + 84493699684 = 1181315^2 + 290678^2 .

It is a cyclic number.

It is not a de Polignac number, because 1479998828909 - 2¹² = 1479998824813 is a prime.

It is a super-2 number, since 2×1479998828909² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1479998888909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739999414454 + 739999414455.

It is an arithmetic number, because the mean of its divisors is an integer number (739999414455).

Almost surely, 2^{1479998828909} is an apocalyptic number.

It is an amenable number.

1479998828909 is a deficient number, since it is larger than the sum of its proper divisors (1).

1479998828909 is an equidigital number, since it uses as much as digits as its factorization.

1479998828909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1693052928, while the sum is 83.

The spelling of 1479998828909 in words is "one trillion, four hundred seventy-nine billion, nine hundred ninety-eight million, eight hundred twenty-eight thousand, nine hundred nine".