16361427 has 4 divisors (see below), whose sum is σ = 21815240. Its totient is φ = 10907616.

The previous prime is 16361407. The next prime is 16361431. The reversal of 16361427 is 72416361.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72416361 = 3 ⋅24138787.

It is not a de Polignac number, because 16361427 - 2⁸ = 16361171 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16361394 and 16361403.

It is not an unprimeable number, because it can be changed into a prime (16361407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2726902 + ... + 2726907.

It is an arithmetic number, because the mean of its divisors is an integer number (5453810).

Almost surely, 2^16361427 is an apocalyptic number.

16361427 is a deficient number, since it is larger than the sum of its proper divisors (5453813).

16361427 is an equidigital number, since it uses as much as digits as its factorization.

16361427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5453812.

The product of its digits is 6048, while the sum is 30.

The square root of 16361427 is about 4044.9260809068. The cubic root of 16361427 is about 253.8674727663.

Adding to 16361427 its reverse (72416361), we get a palindrome (88777788).

The spelling of 16361427 in words is "sixteen million, three hundred sixty-one thousand, four hundred twenty-seven".