1452789523 has 2 divisors, whose sum is σ = 1452789524. Its totient is φ = 1452789522.

The previous prime is 1452789469. The next prime is 1452789557. The reversal of 1452789523 is 3259872541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1452789523 - 2⁹ = 1452789011 is a prime.

It is a super-2 number, since 2×1452789523² = 4221194796277135058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1452789563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726394761 + 726394762.

It is an arithmetic number, because the mean of its divisors is an integer number (726394762).

Almost surely, 2^1452789523 is an apocalyptic number.

1452789523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1452789523 is an equidigital number, since it uses as much as digits as its factorization.

1452789523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 604800, while the sum is 46.

The square root of 1452789523 is about 38115.4761612655. The cubic root of 1452789523 is about 1132.5765528384.

The spelling of 1452789523 in words is "one billion, four hundred fifty-two million, seven hundred eighty-nine thousand, five hundred twenty-three".