63340969 has 2 divisors, whose sum is σ = 63340970. Its totient is φ = 63340968.

The previous prime is 63340961. The next prime is 63340973. The reversal of 63340969 is 96904336.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46076944 + 17264025 = 6788^2 + 4155^2 .

It is a cyclic number.

It is not a de Polignac number, because 63340969 - 2³ = 63340961 is a prime.

It is a super-2 number, since 2×63340969² = 8024156707717922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63340961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31670484 + 31670485.

It is an arithmetic number, because the mean of its divisors is an integer number (31670485).

Almost surely, 2^63340969 is an apocalyptic number.

It is an amenable number.

63340969 is a deficient number, since it is larger than the sum of its proper divisors (1).

63340969 is an equidigital number, since it uses as much as digits as its factorization.

63340969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 40.

The square root of 63340969 is about 7958.7039774074. The cubic root of 63340969 is about 398.6222789096.

The spelling of 63340969 in words is "sixty-three million, three hundred forty thousand, nine hundred sixty-nine".