699377963 has 2 divisors, whose sum is σ = 699377964. Its totient is φ = 699377962.

The previous prime is 699377957. The next prime is 699378037. The reversal of 699377963 is 369773996.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 699377963 - 2⁴ = 699377947 is a prime.

It is not a weakly prime, because it can be changed into another prime (699377923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349688981 + 349688982.

It is an arithmetic number, because the mean of its divisors is an integer number (349688982).

Almost surely, 2^699377963 is an apocalyptic number.

699377963 is a deficient number, since it is larger than the sum of its proper divisors (1).

699377963 is an equidigital number, since it uses as much as digits as its factorization.

699377963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11573604, while the sum is 59.

The square root of 699377963 is about 26445.7551036078. The cubic root of 699377963 is about 887.6409194470.

It can be divided in two parts, 699377 and 963, that multiplied together give a triangular number (673500051 = T₃₆₇₀₁).

The spelling of 699377963 in words is "six hundred ninety-nine million, three hundred seventy-seven thousand, nine hundred sixty-three".