1452423397 has 2 divisors, whose sum is σ = 1452423398. Its totient is φ = 1452423396.

The previous prime is 1452423367. The next prime is 1452423409. The reversal of 1452423397 is 7933242541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1383765601 + 68657796 = 37199^2 + 8286^2 .

It is a cyclic number.

It is not a de Polignac number, because 1452423397 - 2¹⁵ = 1452390629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1452423347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726211698 + 726211699.

It is an arithmetic number, because the mean of its divisors is an integer number (726211699).

Almost surely, 2^1452423397 is an apocalyptic number.

It is an amenable number.

1452423397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1452423397 is an equidigital number, since it uses as much as digits as its factorization.

1452423397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The square root of 1452423397 is about 38110.6730063902. The cubic root of 1452423397 is about 1132.4814024271.

The spelling of 1452423397 in words is "one billion, four hundred fifty-two million, four hundred twenty-three thousand, three hundred ninety-seven".