1017149453 has 2 divisors, whose sum is σ = 1017149454. Its totient is φ = 1017149452.

The previous prime is 1017149437. The next prime is 1017149459. The reversal of 1017149453 is 3549417101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 863066884 + 154082569 = 29378^2 + 12413^2 .

It is a cyclic number.

It is not a de Polignac number, because 1017149453 - 2⁴ = 1017149437 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1017149459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 508574726 + 508574727.

It is an arithmetic number, because the mean of its divisors is an integer number (508574727).

Almost surely, 2^1017149453 is an apocalyptic number.

It is an amenable number.

1017149453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1017149453 is an equidigital number, since it uses as much as digits as its factorization.

1017149453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 1017149453 is about 31892.7805780556. The cubic root of 1017149453 is about 1005.6841139655.

The spelling of 1017149453 in words is "one billion, seventeen million, one hundred forty-nine thousand, four hundred fifty-three".