945417769 has 2 divisors, whose sum is σ = 945417770. Its totient is φ = 945417768.

The previous prime is 945417761. The next prime is 945417779. The reversal of 945417769 is 967714549.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 937094544 + 8323225 = 30612^2 + 2885^2 .

It is a cyclic number.

It is not a de Polignac number, because 945417769 - 2³ = 945417761 is a prime.

It is a super-2 number, since 2×945417769² = 1787629515881874722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (945417761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472708884 + 472708885.

It is an arithmetic number, because the mean of its divisors is an integer number (472708885).

Almost surely, 2^945417769 is an apocalyptic number.

It is an amenable number.

945417769 is a deficient number, since it is larger than the sum of its proper divisors (1).

945417769 is an equidigital number, since it uses as much as digits as its factorization.

945417769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 52.

The square root of 945417769 is about 30747.6465603467. The cubic root of 945417769 is about 981.4644802285.

The spelling of 945417769 in words is "nine hundred forty-five million, four hundred seventeen thousand, seven hundred sixty-nine".