1452713993 has 2 divisors, whose sum is σ = 1452713994. Its totient is φ = 1452713992.

The previous prime is 1452713953. The next prime is 1452714013. The reversal of 1452713993 is 3993172541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1039933504 + 412780489 = 32248^2 + 20317^2 .

It is an emirp because it is prime and its reverse (3993172541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1452713993 - 2⁸ = 1452713737 is a prime.

It is a super-2 number, since 2×1452713993² = 4220755890916008098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1452713953) 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, 726356996 + 726356997.

It is an arithmetic number, because the mean of its divisors is an integer number (726356997).

Almost surely, 2^1452713993 is an apocalyptic number.

It is an amenable number.

1452713993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1452713993 is an equidigital number, since it uses as much as digits as its factorization.

1452713993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 44.

The square root of 1452713993 is about 38114.4853435016. The cubic root of 1452713993 is about 1132.5569250836.

The spelling of 1452713993 in words is "one billion, four hundred fifty-two million, seven hundred thirteen thousand, nine hundred ninety-three".