1453740523 has 2 divisors, whose sum is σ = 1453740524. Its totient is φ = 1453740522.

The previous prime is 1453740493. The next prime is 1453740527. The reversal of 1453740523 is 3250473541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1453740523 - 2⁹ = 1453740011 is a prime.

It is a super-2 number, since 2×1453740523² = 4226723016424627058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1453740527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726870261 + 726870262.

It is an arithmetic number, because the mean of its divisors is an integer number (726870262).

Almost surely, 2^1453740523 is an apocalyptic number.

1453740523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1453740523 is an equidigital number, since it uses as much as digits as its factorization.

1453740523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 1453740523 is about 38127.9493678850. The cubic root of 1453740523 is about 1132.8236281718.

The spelling of 1453740523 in words is "one billion, four hundred fifty-three million, seven hundred forty thousand, five hundred twenty-three".