1458714457 has 2 divisors, whose sum is σ = 1458714458. Its totient is φ = 1458714456.

The previous prime is 1458714431. The next prime is 1458714463. The reversal of 1458714457 is 7544178541.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 945193536 + 513520921 = 30744^2 + 22661^2 .

It is a cyclic number.

It is not a de Polignac number, because 1458714457 - 2⁷ = 1458714329 is a prime.

It is not a weakly prime, because it can be changed into another prime (1458714157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 729357228 + 729357229.

It is an arithmetic number, because the mean of its divisors is an integer number (729357229).

Almost surely, 2^1458714457 is an apocalyptic number.

It is an amenable number.

1458714457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1458714457 is an equidigital number, since it uses as much as digits as its factorization.

1458714457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 627200, while the sum is 46.

The square root of 1458714457 is about 38193.1205454595. The cubic root of 1458714457 is about 1134.1141326461.

The spelling of 1458714457 in words is "one billion, four hundred fifty-eight million, seven hundred fourteen thousand, four hundred fifty-seven".