16120487 has 2 divisors, whose sum is σ = 16120488. Its totient is φ = 16120486.

The previous prime is 16120477. The next prime is 16120499. The reversal of 16120487 is 78402161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16120487 - 2⁸ = 16120231 is a prime.

It is a super-2 number, since 2×16120487² = 519740202234338, which contains 22 as substring.

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16120457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8060243 + 8060244.

It is an arithmetic number, because the mean of its divisors is an integer number (8060244).

Almost surely, 2^16120487 is an apocalyptic number.

16120487 is a deficient number, since it is larger than the sum of its proper divisors (1).

16120487 is an equidigital number, since it uses as much as digits as its factorization.

16120487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 16120487 is about 4015.0326275138. The cubic root of 16120487 is about 252.6151459927.

The spelling of 16120487 in words is "sixteen million, one hundred twenty thousand, four hundred eighty-seven".