1053646427 has 2 divisors, whose sum is σ = 1053646428. Its totient is φ = 1053646426.

The previous prime is 1053646403. The next prime is 1053646471. The reversal of 1053646427 is 7246463501.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1053646427 - 2²⁰ = 1052597851 is a prime.

It is a super-2 number, since 2×1053646427² = 2220341586259732658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1053642427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526823213 + 526823214.

It is an arithmetic number, because the mean of its divisors is an integer number (526823214).

Almost surely, 2^1053646427 is an apocalyptic number.

1053646427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053646427 is an equidigital number, since it uses as much as digits as its factorization.

1053646427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 1053646427 is about 32459.9203172158. The cubic root of 1053646427 is about 1017.5715736647.

The spelling of 1053646427 in words is "one billion, fifty-three million, six hundred forty-six thousand, four hundred twenty-seven".