965789477 has 2 divisors, whose sum is σ = 965789478. Its totient is φ = 965789476.

The previous prime is 965789471. The next prime is 965789497. The reversal of 965789477 is 774987569.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 698597761 + 267191716 = 26431^2 + 16346^2 .

It is a cyclic number.

It is not a de Polignac number, because 965789477 - 2¹⁴ = 965773093 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (965789471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482894738 + 482894739.

It is an arithmetic number, because the mean of its divisors is an integer number (482894739).

Almost surely, 2^965789477 is an apocalyptic number.

It is an amenable number.

965789477 is a deficient number, since it is larger than the sum of its proper divisors (1).

965789477 is an equidigital number, since it uses as much as digits as its factorization.

965789477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26671680, while the sum is 62.

The square root of 965789477 is about 31077.1536180520. The cubic root of 965789477 is about 988.4639230054.

The spelling of 965789477 in words is "nine hundred sixty-five million, seven hundred eighty-nine thousand, four hundred seventy-seven".