1453804081 has 2 divisors, whose sum is σ = 1453804082. Its totient is φ = 1453804080.

The previous prime is 1453804069. The next prime is 1453804091. The reversal of 1453804081 is 1804083541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 849431025 + 604373056 = 29145^2 + 24584^2 .

It is a cyclic number.

It is not a de Polignac number, because 1453804081 - 2⁵ = 1453804049 is a prime.

It is a super-2 number, since 2×1453804081² = 4227092611864509122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1453804031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726902040 + 726902041.

It is an arithmetic number, because the mean of its divisors is an integer number (726902041).

Almost surely, 2^1453804081 is an apocalyptic number.

It is an amenable number.

1453804081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1453804081 is an equidigital number, since it uses as much as digits as its factorization.

1453804081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 1453804081 is about 38128.7828418375. The cubic root of 1453804081 is about 1132.8401370682.

The spelling of 1453804081 in words is "one billion, four hundred fifty-three million, eight hundred four thousand, eighty-one".