1253693027 has 2 divisors, whose sum is σ = 1253693028. Its totient is φ = 1253693026.

The previous prime is 1253693011. The next prime is 1253693029. The reversal of 1253693027 is 7203963521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1253693027 - 2⁴ = 1253693011 is a prime.

Together with 1253693029, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1253693029) 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, 626846513 + 626846514.

It is an arithmetic number, because the mean of its divisors is an integer number (626846514).

Almost surely, 2^1253693027 is an apocalyptic number.

1253693027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253693027 is an equidigital number, since it uses as much as digits as its factorization.

1253693027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 1253693027 is about 35407.5278295449. The cubic root of 1253693027 is about 1078.2771533906.

The spelling of 1253693027 in words is "one billion, two hundred fifty-three million, six hundred ninety-three thousand, twenty-seven".