940999663 has 2 divisors, whose sum is σ = 940999664. Its totient is φ = 940999662.

The previous prime is 940999639. The next prime is 940999687. The reversal of 940999663 is 366999049.

It is a balanced prime because it is at equal distance from previous prime (940999639) and next prime (940999687).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-940999663 is a prime.

It is a super-2 number, since 2×940999663² = 1770960731532227138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940999613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470499831 + 470499832.

It is an arithmetic number, because the mean of its divisors is an integer number (470499832).

Almost surely, 2^940999663 is an apocalyptic number.

940999663 is a deficient number, since it is larger than the sum of its proper divisors (1).

940999663 is an equidigital number, since it uses as much as digits as its factorization.

940999663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2834352, while the sum is 55.

The square root of 940999663 is about 30675.7178074124. The cubic root of 940999663 is about 979.9332395866.

The spelling of 940999663 in words is "nine hundred forty million, nine hundred ninety-nine thousand, six hundred sixty-three".