16380373 has 2 divisors, whose sum is σ = 16380374. Its totient is φ = 16380372.

The previous prime is 16380349. The next prime is 16380383. The reversal of 16380373 is 37308361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11957764 + 4422609 = 3458^2 + 2103^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16380373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16380313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8190186 + 8190187.

It is an arithmetic number, because the mean of its divisors is an integer number (8190187).

Almost surely, 2^16380373 is an apocalyptic number.

It is an amenable number.

16380373 is a deficient number, since it is larger than the sum of its proper divisors (1).

16380373 is an equidigital number, since it uses as much as digits as its factorization.

16380373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 16380373 is about 4047.2673497065. The cubic root of 16380373 is about 253.9654250580.

The spelling of 16380373 in words is "sixteen million, three hundred eighty thousand, three hundred seventy-three".