453656249 has 2 divisors, whose sum is σ = 453656250. Its totient is φ = 453656248.

The previous prime is 453656243. The next prime is 453656279. The reversal of 453656249 is 942656354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 364542649 + 89113600 = 19093^2 + 9440^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-453656249 is a prime.

It is not a weakly prime, because it can be changed into another prime (453656243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226828124 + 226828125.

It is an arithmetic number, because the mean of its divisors is an integer number (226828125).

Almost surely, 2^453656249 is an apocalyptic number.

It is an amenable number.

453656249 is a deficient number, since it is larger than the sum of its proper divisors (1).

453656249 is an equidigital number, since it uses as much as digits as its factorization.

453656249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 777600, while the sum is 44.

The square root of 453656249 is about 21299.2077082693. The cubic root of 453656249 is about 768.3792575111.

The spelling of 453656249 in words is "four hundred fifty-three million, six hundred fifty-six thousand, two hundred forty-nine".