1454679917 has 2 divisors, whose sum is σ = 1454679918. Its totient is φ = 1454679916.

The previous prime is 1454679913. The next prime is 1454679949. The reversal of 1454679917 is 7199764541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 784336036 + 670343881 = 28006^2 + 25891^2 .

It is a cyclic number.

It is not a de Polignac number, because 1454679917 - 2² = 1454679913 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1454679911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727339958 + 727339959.

It is an arithmetic number, because the mean of its divisors is an integer number (727339959).

Almost surely, 2^1454679917 is an apocalyptic number.

It is an amenable number.

1454679917 is a deficient number, since it is larger than the sum of its proper divisors (1).

1454679917 is an equidigital number, since it uses as much as digits as its factorization.

1454679917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 53.

The square root of 1454679917 is about 38140.2663467365. The cubic root of 1454679917 is about 1133.0675824324.

The spelling of 1454679917 in words is "one billion, four hundred fifty-four million, six hundred seventy-nine thousand, nine hundred seventeen".