106403513 has 2 divisors, whose sum is σ = 106403514. Its totient is φ = 106403512.

The previous prime is 106403483. The next prime is 106403519. The reversal of 106403513 is 315304601.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93644329 + 12759184 = 9677^2 + 3572^2 .

It is a cyclic number.

It is not a de Polignac number, because 106403513 - 2¹⁶ = 106337977 is a prime.

It is a super-2 number, since 2×106403513² = 22643415157482338, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (106403519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53201756 + 53201757.

It is an arithmetic number, because the mean of its divisors is an integer number (53201757).

Almost surely, 2^106403513 is an apocalyptic number.

It is an amenable number.

106403513 is a deficient number, since it is larger than the sum of its proper divisors (1).

106403513 is an equidigital number, since it uses as much as digits as its factorization.

106403513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 106403513 is about 10315.2078505477. The cubic root of 106403513 is about 473.8621154720.

The spelling of 106403513 in words is "one hundred six million, four hundred three thousand, five hundred thirteen".