1488866969 has 2 divisors, whose sum is σ = 1488866970. Its totient is φ = 1488866968.

The previous prime is 1488866927. The next prime is 1488866983. The reversal of 1488866969 is 9696688841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 947839369 + 541027600 = 30787^2 + 23260^2 .

It is a cyclic number.

It is not a de Polignac number, because 1488866969 - 2⁸ = 1488866713 is a prime.

It is a super-2 number, since 2×1488866969² = 4433449702758493922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1488766969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 744433484 + 744433485.

It is an arithmetic number, because the mean of its divisors is an integer number (744433485).

Almost surely, 2^1488866969 is an apocalyptic number.

It is an amenable number.

1488866969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1488866969 is an equidigital number, since it uses as much as digits as its factorization.

1488866969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35831808, while the sum is 65.

The square root of 1488866969 is about 38585.8389697568. The cubic root of 1488866969 is about 1141.8751761336.

The spelling of 1488866969 in words is "one billion, four hundred eighty-eight million, eight hundred sixty-six thousand, nine hundred sixty-nine".