1151455453 has 2 divisors, whose sum is σ = 1151455454. Its totient is φ = 1151455452.

The previous prime is 1151455421. The next prime is 1151455489. The reversal of 1151455453 is 3545541511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 909746244 + 241709209 = 30162^2 + 15547^2 .

It is an emirp because it is prime and its reverse (3545541511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1151455453 - 2⁵ = 1151455421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151455153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575727726 + 575727727.

It is an arithmetic number, because the mean of its divisors is an integer number (575727727).

Almost surely, 2^1151455453 is an apocalyptic number.

It is an amenable number.

1151455453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151455453 is an equidigital number, since it uses as much as digits as its factorization.

1151455453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30000, while the sum is 34.

The square root of 1151455453 is about 33933.1026138194. The cubic root of 1151455453 is about 1048.1313560878.

Adding to 1151455453 its reverse (3545541511), we get a palindrome (4696996964).

The spelling of 1151455453 in words is "one billion, one hundred fifty-one million, four hundred fifty-five thousand, four hundred fifty-three".