103030511 has 2 divisors, whose sum is σ = 103030512. Its totient is φ = 103030510.

The previous prime is 103030493. The next prime is 103030517. The reversal of 103030511 is 115030301.

It is a strong prime.

It is an emirp because it is prime and its reverse (115030301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103030511 - 2¹⁴ = 103014127 is a prime.

It is a super-2 number, since 2×103030511² = 21230572393842242, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103030517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51515255 + 51515256.

It is an arithmetic number, because the mean of its divisors is an integer number (51515256).

Almost surely, 2^103030511 is an apocalyptic number.

103030511 is a deficient number, since it is larger than the sum of its proper divisors (1).

103030511 is an equidigital number, since it uses as much as digits as its factorization.

103030511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45, while the sum is 14.

The square root of 103030511 is about 10150.3946228706. The cubic root of 103030511 is about 468.8010955620.

Adding to 103030511 its reverse (115030301), we get a palindrome (218060812).

The spelling of 103030511 in words is "one hundred three million, thirty thousand, five hundred eleven".