423414137 has 2 divisors, whose sum is σ = 423414138. Its totient is φ = 423414136.

The previous prime is 423414083. The next prime is 423414143. The reversal of 423414137 is 731414324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 336942736 + 86471401 = 18356^2 + 9299^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423414137 is a prime.

It is a super-2 number, since 2×423414137² = 358559062822909538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (423414197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211707068 + 211707069.

It is an arithmetic number, because the mean of its divisors is an integer number (211707069).

Almost surely, 2^423414137 is an apocalyptic number.

It is an amenable number.

423414137 is a deficient number, since it is larger than the sum of its proper divisors (1).

423414137 is an equidigital number, since it uses as much as digits as its factorization.

423414137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 29.

The square root of 423414137 is about 20577.0293531404. The cubic root of 423414137 is about 750.9109742384.

The spelling of 423414137 in words is "four hundred twenty-three million, four hundred fourteen thousand, one hundred thirty-seven".