16375139 has 8 divisors (see below), whose sum is σ = 17909760. Its totient is φ = 14848200.

The previous prime is 16375123. The next prime is 16375157. The reversal of 16375139 is 93157361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16375139 - 2⁴ = 16375123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16375099 and 16375108.

It is not an unprimeable number, because it can be changed into a prime (16375159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3134 + ... + 6524.

It is an arithmetic number, because the mean of its divisors is an integer number (2238720).

Almost surely, 2^16375139 is an apocalyptic number.

16375139 is a deficient number, since it is larger than the sum of its proper divisors (1534621).

16375139 is a wasteful number, since it uses less digits than its factorization.

16375139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3841.

The product of its digits is 17010, while the sum is 35.

The square root of 16375139 is about 4046.6206889206. The cubic root of 16375139 is about 253.9383724254.

It can be divided in two parts, 1637 and 5139, that added together give a palindrome (6776).

The spelling of 16375139 in words is "sixteen million, three hundred seventy-five thousand, one hundred thirty-nine".