699953 has 2 divisors, whose sum is σ = 699954. Its totient is φ = 699952.

The previous prime is 699947. The next prime is 699961. The reversal of 699953 is 359996.

It is a happy number.

699953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 652864 + 47089 = 808^2 + 217^2 .

It is a cyclic number.

It is not a de Polignac number, because 699953 - 2⁸ = 699697 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 699953.

It is not a weakly prime, because it can be changed into another prime (699943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349976 + 349977.

It is an arithmetic number, because the mean of its divisors is an integer number (349977).

2⁶⁹⁹⁹⁵³ is an apocalyptic number.

It is an amenable number.

699953 is a deficient number, since it is larger than the sum of its proper divisors (1).

699953 is an equidigital number, since it uses as much as digits as its factorization.

699953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65610, while the sum is 41.

The square root of 699953 is about 836.6319381903. The cubic root of 699953 is about 88.7884129161.

The spelling of 699953 in words is "six hundred ninety-nine thousand, nine hundred fifty-three".