461369969 has 2 divisors, whose sum is σ = 461369970. Its totient is φ = 461369968.

The previous prime is 461369959. The next prime is 461370031. The reversal of 461369969 is 969963164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309760000 + 151609969 = 17600^2 + 12313^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461369969 is a prime.

It is a super-2 number, since 2×461369969² = 425724496590121922, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 461369969.

It is not a weakly prime, because it can be changed into another prime (461369939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230684984 + 230684985.

It is an arithmetic number, because the mean of its divisors is an integer number (230684985).

Almost surely, 2^461369969 is an apocalyptic number.

It is an amenable number.

461369969 is a deficient number, since it is larger than the sum of its proper divisors (1).

461369969 is an equidigital number, since it uses as much as digits as its factorization.

461369969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1889568, while the sum is 53.

The square root of 461369969 is about 21479.5244127983. The cubic root of 461369969 is about 772.7098365528.

The spelling of 461369969 in words is "four hundred sixty-one million, three hundred sixty-nine thousand, nine hundred sixty-nine".