1408243427 has 2 divisors, whose sum is σ = 1408243428. Its totient is φ = 1408243426.

The previous prime is 1408243423. The next prime is 1408243547. The reversal of 1408243427 is 7243428041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1408243427 - 2² = 1408243423 is a prime.

It is not a weakly prime, because it can be changed into another prime (1408243423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 704121713 + 704121714.

It is an arithmetic number, because the mean of its divisors is an integer number (704121714).

Almost surely, 2^1408243427 is an apocalyptic number.

1408243427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1408243427 is an equidigital number, since it uses as much as digits as its factorization.

1408243427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 1408243427 is about 37526.5696140748. The cubic root of 1408243427 is about 1120.8803205882.

The spelling of 1408243427 in words is "one billion, four hundred eight million, two hundred forty-three thousand, four hundred twenty-seven".