699603077 has 4 divisors (see below), whose sum is σ = 715872960. Its totient is φ = 683333196.

The previous prime is 699603059. The next prime is 699603103. The reversal of 699603077 is 770306996.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 699603077 - 2⁸ = 699602821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (699603277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8134877 + ... + 8134962.

It is an arithmetic number, because the mean of its divisors is an integer number (178968240).

Almost surely, 2^699603077 is an apocalyptic number.

It is an amenable number.

699603077 is a deficient number, since it is larger than the sum of its proper divisors (16269883).

699603077 is a wasteful number, since it uses less digits than its factorization.

699603077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16269882.

The product of its (nonzero) digits is 428652, while the sum is 47.

The square root of 699603077 is about 26450.0109073702. The cubic root of 699603077 is about 887.7361464311.

It can be divided in two parts, 69960 and 3077, that added together give a palindrome (73037).

The spelling of 699603077 in words is "six hundred ninety-nine million, six hundred three thousand, seventy-seven".