16627057 has 2 divisors, whose sum is σ = 16627058. Its totient is φ = 16627056.

The previous prime is 16626989. The next prime is 16627073. The reversal of 16627057 is 75072661.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10471696 + 6155361 = 3236^2 + 2481^2 .

It is an emirp because it is prime and its reverse (75072661) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16627057 - 2¹¹ = 16625009 is a prime.

It is not a weakly prime, because it can be changed into another prime (16627757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8313528 + 8313529.

It is an arithmetic number, because the mean of its divisors is an integer number (8313529).

Almost surely, 2^16627057 is an apocalyptic number.

It is an amenable number.

16627057 is a deficient number, since it is larger than the sum of its proper divisors (1).

16627057 is an equidigital number, since it uses as much as digits as its factorization.

16627057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 16627057 is about 4077.6288452972. The cubic root of 16627057 is about 255.2339618736.

The spelling of 16627057 in words is "sixteen million, six hundred twenty-seven thousand, fifty-seven".