1479816469 has 2 divisors, whose sum is σ = 1479816470. Its totient is φ = 1479816468.

The previous prime is 1479816467. The next prime is 1479816509. The reversal of 1479816469 is 9646189741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1256702500 + 223113969 = 35450^2 + 14937^2 .

It is a cyclic number.

It is not a de Polignac number, because 1479816469 - 2¹ = 1479816467 is a prime.

It is a super-2 number, since 2×1479816469² = 4379713563847255922, which contains 22 as substring.

Together with 1479816467, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1479816461) by changing a digit.

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 as a sum of consecutive naturals, namely, 739908234 + 739908235.

It is an arithmetic number, because the mean of its divisors is an integer number (739908235).

Almost surely, 2^1479816469 is an apocalyptic number.

It is an amenable number.

1479816469 is a deficient number, since it is larger than the sum of its proper divisors (1).

1479816469 is an equidigital number, since it uses as much as digits as its factorization.

1479816469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 55.

The square root of 1479816469 is about 38468.3827187991. The cubic root of 1479816469 is about 1139.5567346648.

The spelling of 1479816469 in words is "one billion, four hundred seventy-nine million, eight hundred sixteen thousand, four hundred sixty-nine".