9449257453 has 2 divisors, whose sum is σ = 9449257454. Its totient is φ = 9449257452.

The previous prime is 9449257423. The next prime is 9449257483. The reversal of 9449257453 is 3547529449.

It is a balanced prime because it is at equal distance from previous prime (9449257423) and next prime (9449257483).

It can be written as a sum of positive squares in only one way, i.e., 6951057129 + 2498200324 = 83373^2 + 49982^2 .

It is a cyclic number.

It is not a de Polignac number, because 9449257453 - 2⁹ = 9449256941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9449257453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9449257423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4724628726 + 4724628727.

It is an arithmetic number, because the mean of its divisors is an integer number (4724628727).

Almost surely, 2^9449257453 is an apocalyptic number.

It is an amenable number.

9449257453 is a deficient number, since it is larger than the sum of its proper divisors (1).

9449257453 is an equidigital number, since it uses as much as digits as its factorization.

9449257453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5443200, while the sum is 52.

The square root of 9449257453 is about 97207.2911514358. The cubic root of 9449257453 is about 2114.1342430311.

The spelling of 9449257453 in words is "nine billion, four hundred forty-nine million, two hundred fifty-seven thousand, four hundred fifty-three".