1254541523 has 2 divisors, whose sum is σ = 1254541524. Its totient is φ = 1254541522.

The previous prime is 1254541517. The next prime is 1254541553. The reversal of 1254541523 is 3251454521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1254541523 - 2⁶ = 1254541459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1254541523.

It is not a weakly prime, because it can be changed into another prime (1254541553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627270761 + 627270762.

It is an arithmetic number, because the mean of its divisors is an integer number (627270762).

Almost surely, 2^1254541523 is an apocalyptic number.

1254541523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1254541523 is an equidigital number, since it uses as much as digits as its factorization.

1254541523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24000, while the sum is 32.

The square root of 1254541523 is about 35419.5076617392. The cubic root of 1254541523 is about 1078.5203568717.

The spelling of 1254541523 in words is "one billion, two hundred fifty-four million, five hundred forty-one thousand, five hundred twenty-three".