1427147453 has 2 divisors, whose sum is σ = 1427147454. Its totient is φ = 1427147452.

The previous prime is 1427147441. The next prime is 1427147537. The reversal of 1427147453 is 3547417241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1046975449 + 380172004 = 32357^2 + 19498^2 .

It is a cyclic number.

It is not a de Polignac number, because 1427147453 - 2⁶ = 1427147389 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1427147413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713573726 + 713573727.

It is an arithmetic number, because the mean of its divisors is an integer number (713573727).

Almost surely, 2^1427147453 is an apocalyptic number.

It is an amenable number.

1427147453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1427147453 is an equidigital number, since it uses as much as digits as its factorization.

1427147453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94080, while the sum is 38.

The square root of 1427147453 is about 37777.6051782005. The cubic root of 1427147453 is about 1125.8735478305.

The spelling of 1427147453 in words is "one billion, four hundred twenty-seven million, one hundred forty-seven thousand, four hundred fifty-three".