1523485427 has 2 divisors, whose sum is σ = 1523485428. Its totient is φ = 1523485426.

The previous prime is 1523485409. The next prime is 1523485487. The reversal of 1523485427 is 7245843251.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1523485427 - 2⁶ = 1523485363 is a prime.

It is not a weakly prime, because it can be changed into another prime (1523485487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 761742713 + 761742714.

It is an arithmetic number, because the mean of its divisors is an integer number (761742714).

Almost surely, 2^1523485427 is an apocalyptic number.

1523485427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1523485427 is an equidigital number, since it uses as much as digits as its factorization.

1523485427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268800, while the sum is 41.

The square root of 1523485427 is about 39031.8514421235. The cubic root of 1523485427 is about 1150.6575765373.

The spelling of 1523485427 in words is "one billion, five hundred twenty-three million, four hundred eighty-five thousand, four hundred twenty-seven".