108947413 has 2 divisors, whose sum is σ = 108947414. Its totient is φ = 108947412.

The previous prime is 108947381. The next prime is 108947431. The reversal of 108947413 is 314749801.

Together with next prime (108947431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68013009 + 40934404 = 8247^2 + 6398^2 .

It is a cyclic number.

It is not a de Polignac number, because 108947413 - 2⁵ = 108947381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108947483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54473706 + 54473707.

It is an arithmetic number, because the mean of its divisors is an integer number (54473707).

Almost surely, 2^108947413 is an apocalyptic number.

It is an amenable number.

108947413 is a deficient number, since it is larger than the sum of its proper divisors (1).

108947413 is an equidigital number, since it uses as much as digits as its factorization.

108947413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 108947413 is about 10437.7877445367. The cubic root of 108947413 is about 477.6087860105.

The spelling of 108947413 in words is "one hundred eight million, nine hundred forty-seven thousand, four hundred thirteen".