16377125 has 16 divisors (see below), whose sum is σ = 20996976. Its totient is φ = 12744000.

The previous prime is 16377121. The next prime is 16377131. The reversal of 16377125 is 52177361.

It can be written as a sum of positive squares in 8 ways, for example, as 2709316 + 13667809 = 1646^2 + 3697^2 .

It is not a de Polignac number, because 16377125 - 2² = 16377121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16377091 and 16377100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16377121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2855 + ... + 6395.

It is an arithmetic number, because the mean of its divisors is an integer number (1312311).

Almost surely, 2^16377125 is an apocalyptic number.

It is an amenable number.

16377125 is a deficient number, since it is larger than the sum of its proper divisors (4619851).

16377125 is an equidigital number, since it uses as much as digits as its factorization.

16377125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3593 (or 3583 counting only the distinct ones).

The product of its digits is 8820, while the sum is 32.

The square root of 16377125 is about 4046.8660714187. The cubic root of 16377125 is about 253.9486380120.

The spelling of 16377125 in words is "sixteen million, three hundred seventy-seven thousand, one hundred twenty-five".