1453053449 has 2 divisors, whose sum is σ = 1453053450. Its totient is φ = 1453053448.

The previous prime is 1453053431. The next prime is 1453053467. The reversal of 1453053449 is 9443503541.

It is a balanced prime because it is at equal distance from previous prime (1453053431) and next prime (1453053467).

It can be written as a sum of positive squares in only one way, i.e., 1213268224 + 239785225 = 34832^2 + 15485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1453053449 is a prime.

It is a super-2 number, since 2×1453053449² = 4222728651301591202, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1453053419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726526724 + 726526725.

It is an arithmetic number, because the mean of its divisors is an integer number (726526725).

Almost surely, 2^1453053449 is an apocalyptic number.

It is an amenable number.

1453053449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1453053449 is an equidigital number, since it uses as much as digits as its factorization.

1453053449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 1453053449 is about 38118.9381935017. The cubic root of 1453053449 is about 1132.6451331558.

The spelling of 1453053449 in words is "one billion, four hundred fifty-three million, fifty-three thousand, four hundred forty-nine".