137463427 has 2 divisors, whose sum is σ = 137463428. Its totient is φ = 137463426.

The previous prime is 137463421. The next prime is 137463457. The reversal of 137463427 is 724364731.

It is a weak prime.

It is an emirp because it is prime and its reverse (724364731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 137463427 - 2⁷ = 137463299 is a prime.

It is not a weakly prime, because it can be changed into another prime (137463421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68731713 + 68731714.

It is an arithmetic number, because the mean of its divisors is an integer number (68731714).

Almost surely, 2^137463427 is an apocalyptic number.

137463427 is a deficient number, since it is larger than the sum of its proper divisors (1).

137463427 is an equidigital number, since it uses as much as digits as its factorization.

137463427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 37.

The square root of 137463427 is about 11724.4798178853. The cubic root of 137463427 is about 516.0942917543.

The spelling of 137463427 in words is "one hundred thirty-seven million, four hundred sixty-three thousand, four hundred twenty-seven".