1154252453 has 2 divisors, whose sum is σ = 1154252454. Its totient is φ = 1154252452.

The previous prime is 1154252443. The next prime is 1154252563. The reversal of 1154252453 is 3542524511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 836771329 + 317481124 = 28927^2 + 17818^2 .

It is an emirp because it is prime and its reverse (3542524511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1154252453 - 2²⁴ = 1137475237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1154252443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577126226 + 577126227.

It is an arithmetic number, because the mean of its divisors is an integer number (577126227).

Almost surely, 2^1154252453 is an apocalyptic number.

It is an amenable number.

1154252453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1154252453 is an equidigital number, since it uses as much as digits as its factorization.

1154252453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24000, while the sum is 32.

The square root of 1154252453 is about 33974.2910595644. The cubic root of 1154252453 is about 1048.9793416694.

Adding to 1154252453 its reverse (3542524511), we get a palindrome (4696776964).

The spelling of 1154252453 in words is "one billion, one hundred fifty-four million, two hundred fifty-two thousand, four hundred fifty-three".