149238127 has 2 divisors, whose sum is σ = 149238128. Its totient is φ = 149238126.

The previous prime is 149238097. The next prime is 149238157. The reversal of 149238127 is 721832941.

It is a balanced prime because it is at equal distance from previous prime (149238097) and next prime (149238157).

It is a cyclic number.

It is not a de Polignac number, because 149238127 - 2²³ = 140849519 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149238157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74619063 + 74619064.

It is an arithmetic number, because the mean of its divisors is an integer number (74619064).

Almost surely, 2^149238127 is an apocalyptic number.

149238127 is a deficient number, since it is larger than the sum of its proper divisors (1).

149238127 is an equidigital number, since it uses as much as digits as its factorization.

149238127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 149238127 is about 12216.3057836647. The cubic root of 149238127 is about 530.4281896295.

The spelling of 149238127 in words is "one hundred forty-nine million, two hundred thirty-eight thousand, one hundred twenty-seven".