960918649 has 2 divisors, whose sum is σ = 960918650. Its totient is φ = 960918648.

The previous prime is 960918643. The next prime is 960918653. The reversal of 960918649 is 946819069.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 940955625 + 19963024 = 30675^2 + 4468^2 .

It is a cyclic number.

It is not a de Polignac number, because 960918649 - 2³ = 960918641 is a prime.

It is a super-4 number, since 4×960918649⁴ (a number of 37 digits) contains 4444 as substring.

It is equal to p_48959872 and since 960918649 and 48959872 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 960918596 and 960918605.

It is not a weakly prime, because it can be changed into another prime (960918641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480459324 + 480459325.

It is an arithmetic number, because the mean of its divisors is an integer number (480459325).

Almost surely, 2^960918649 is an apocalyptic number.

It is an amenable number.

960918649 is a deficient number, since it is larger than the sum of its proper divisors (1).

960918649 is an equidigital number, since it uses as much as digits as its factorization.

960918649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 839808, while the sum is 52.

The square root of 960918649 is about 30998.6878593272. The cubic root of 960918649 is about 986.7993937564.

The spelling of 960918649 in words is "nine hundred sixty million, nine hundred eighteen thousand, six hundred forty-nine".