1015450453 has 2 divisors, whose sum is σ = 1015450454. Its totient is φ = 1015450452.

The previous prime is 1015450451. The next prime is 1015450481. The reversal of 1015450453 is 3540545101.

1015450453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (1015450481) can be obtained adding 1015450453 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 873911844 + 141538609 = 29562^2 + 11897^2 .

It is a cyclic number.

It is not a de Polignac number, because 1015450453 - 2¹ = 1015450451 is a prime.

It is a super-2 number, since 2×1015450453² = 2062279244995810418, which contains 22 as substring.

Together with 1015450451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1015450451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 507725226 + 507725227.

It is an arithmetic number, because the mean of its divisors is an integer number (507725227).

Almost surely, 2^1015450453 is an apocalyptic number.

It is an amenable number.

1015450453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1015450453 is an equidigital number, since it uses as much as digits as its factorization.

1015450453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1015450453 is about 31866.1333236400. The cubic root of 1015450453 is about 1005.1238522973.

Adding to 1015450453 its reverse (3540545101), we get a palindrome (4555995554).

The spelling of 1015450453 in words is "one billion, fifteen million, four hundred fifty thousand, four hundred fifty-three".