1245242527 has 2 divisors, whose sum is σ = 1245242528. Its totient is φ = 1245242526.

The previous prime is 1245242483. The next prime is 1245242573. The reversal of 1245242527 is 7252425421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1245242527 - 2⁷ = 1245242399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1245242492 and 1245242501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1245242827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622621263 + 622621264.

It is an arithmetic number, because the mean of its divisors is an integer number (622621264).

Almost surely, 2^1245242527 is an apocalyptic number.

1245242527 is a deficient number, since it is larger than the sum of its proper divisors (1).

1245242527 is an equidigital number, since it uses as much as digits as its factorization.

1245242527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44800, while the sum is 34.

The square root of 1245242527 is about 35287.9940914754. The cubic root of 1245242527 is about 1075.8489855803.

Adding to 1245242527 its reverse (7252425421), we get a palindrome (8497667948).

The spelling of 1245242527 in words is "one billion, two hundred forty-five million, two hundred forty-two thousand, five hundred twenty-seven".