106515769 has 2 divisors, whose sum is σ = 106515770. Its totient is φ = 106515768.

The previous prime is 106515763. The next prime is 106515793. The reversal of 106515769 is 967515601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79423744 + 27092025 = 8912^2 + 5205^2 .

It is a cyclic number.

It is not a de Polignac number, because 106515769 - 2¹⁷ = 106384697 is a prime.

It is a super-2 number, since 2×106515769² = 22691218091322722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106515763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53257884 + 53257885.

It is an arithmetic number, because the mean of its divisors is an integer number (53257885).

Almost surely, 2^106515769 is an apocalyptic number.

It is an amenable number.

106515769 is a deficient number, since it is larger than the sum of its proper divisors (1).

106515769 is an equidigital number, since it uses as much as digits as its factorization.

106515769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56700, while the sum is 40.

The square root of 106515769 is about 10320.6477025427. The cubic root of 106515769 is about 474.0286988505.

The spelling of 106515769 in words is "one hundred six million, five hundred fifteen thousand, seven hundred sixty-nine".