103406311 has 2 divisors, whose sum is σ = 103406312. Its totient is φ = 103406310.

The previous prime is 103406293. The next prime is 103406327. The reversal of 103406311 is 113604301.

It is a strong prime.

It is an emirp because it is prime and its reverse (113604301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103406311 - 2⁵ = 103406279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103416311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51703155 + 51703156.

It is an arithmetic number, because the mean of its divisors is an integer number (51703156).

Almost surely, 2^103406311 is an apocalyptic number.

103406311 is the 5436-th centered heptagonal number.

103406311 is a deficient number, since it is larger than the sum of its proper divisors (1).

103406311 is an equidigital number, since it uses as much as digits as its factorization.

103406311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 103406311 is about 10168.8893690511. The cubic root of 103406311 is about 469.3703822234.

The spelling of 103406311 in words is "one hundred three million, four hundred six thousand, three hundred eleven".