1452093889 has 2 divisors, whose sum is σ = 1452093890. Its totient is φ = 1452093888.

The previous prime is 1452093883. The next prime is 1452093919. The reversal of 1452093889 is 9883902541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 821682225 + 630411664 = 28665^2 + 25108^2 .

It is a cyclic number.

It is not a de Polignac number, because 1452093889 - 2⁵ = 1452093857 is a prime.

It is a super-2 number, since 2×1452093889² = 4217153324942288642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1452093883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726046944 + 726046945.

It is an arithmetic number, because the mean of its divisors is an integer number (726046945).

Almost surely, 2^1452093889 is an apocalyptic number.

It is an amenable number.

1452093889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1452093889 is an equidigital number, since it uses as much as digits as its factorization.

1452093889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 49.

The square root of 1452093889 is about 38106.3497202238. The cubic root of 1452093889 is about 1132.3957547880.

The spelling of 1452093889 in words is "one billion, four hundred fifty-two million, ninety-three thousand, eight hundred eighty-nine".