868107623 has 2 divisors, whose sum is σ = 868107624. Its totient is φ = 868107622.

The previous prime is 868107613. The next prime is 868107641. The reversal of 868107623 is 326701868.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 868107623 - 2⁸ = 868107367 is a prime.

It is a super-2 number, since 2×868107623² = 1507221690221420258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (868107613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434053811 + 434053812.

It is an arithmetic number, because the mean of its divisors is an integer number (434053812).

Almost surely, 2^868107623 is an apocalyptic number.

868107623 is a deficient number, since it is larger than the sum of its proper divisors (1).

868107623 is an equidigital number, since it uses as much as digits as its factorization.

868107623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 868107623 is about 29463.6661500228. Note that the first 3 decimals coincide. The cubic root of 868107623 is about 953.9476078303.

The spelling of 868107623 in words is "eight hundred sixty-eight million, one hundred seven thousand, six hundred twenty-three".