454913917 has 2 divisors, whose sum is σ = 454913918. Its totient is φ = 454913916.

The previous prime is 454913911. The next prime is 454913939. The reversal of 454913917 is 719319454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 433514041 + 21399876 = 20821^2 + 4626^2 .

It is a cyclic number.

It is not a de Polignac number, because 454913917 - 2³ = 454913909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454913911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227456958 + 227456959.

It is an arithmetic number, because the mean of its divisors is an integer number (227456959).

Almost surely, 2^454913917 is an apocalyptic number.

It is an amenable number.

454913917 is a deficient number, since it is larger than the sum of its proper divisors (1).

454913917 is an equidigital number, since it uses as much as digits as its factorization.

454913917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 43.

The square root of 454913917 is about 21328.7110956101. The cubic root of 454913917 is about 769.0886598118.

The spelling of 454913917 in words is "four hundred fifty-four million, nine hundred thirteen thousand, nine hundred seventeen".