1137427 has 2 divisors, whose sum is σ = 1137428. Its totient is φ = 1137426.

The previous prime is 1137407. The next prime is 1137439. The reversal of 1137427 is 7247311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1137427 - 2¹⁵ = 1104659 is a prime.

It is not a weakly prime, because it can be changed into another prime (1137407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568713 + 568714.

It is an arithmetic number, because the mean of its divisors is an integer number (568714).

2^1137427 is an apocalyptic number.

1137427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1137427 is an equidigital number, since it uses as much as digits as its factorization.

1137427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1176, while the sum is 25.

The square root of 1137427 is about 1066.5022269081. The cubic root of 1137427 is about 104.3857408240.

The spelling of 1137427 in words is "one million, one hundred thirty-seven thousand, four hundred twenty-seven".