1464254257 has 2 divisors, whose sum is σ = 1464254258. Its totient is φ = 1464254256.

The previous prime is 1464254213. The next prime is 1464254263. The reversal of 1464254257 is 7524524641.

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., 1204367616 + 259886641 = 34704^2 + 16121^2 .

It is a cyclic number.

It is not a de Polignac number, because 1464254257 - 2¹⁵ = 1464221489 is a prime.

It is not a weakly prime, because it can be changed into another prime (1464254657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 732127128 + 732127129.

It is an arithmetic number, because the mean of its divisors is an integer number (732127129).

Almost surely, 2^1464254257 is an apocalyptic number.

It is an amenable number.

1464254257 is a deficient number, since it is larger than the sum of its proper divisors (1).

1464254257 is an equidigital number, since it uses as much as digits as its factorization.

1464254257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268800, while the sum is 40.

The square root of 1464254257 is about 38265.5753517440. The cubic root of 1464254257 is about 1135.5480044981.

Adding to 1464254257 its reverse (7524524641), we get a palindrome (8988778898).

The spelling of 1464254257 in words is "one billion, four hundred sixty-four million, two hundred fifty-four thousand, two hundred fifty-seven".