698432611 has 2 divisors, whose sum is σ = 698432612. Its totient is φ = 698432610.

The previous prime is 698432599. The next prime is 698432627. The reversal of 698432611 is 116234896.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 698432611 - 2²¹ = 696335459 is a prime.

It is a super-2 number, since 2×698432611² = 975616224216554642, which contains 22 as substring.

It is a Chen prime.

It is equal to p_36175918 and since 698432611 and 36175918 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (698432681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349216305 + 349216306.

It is an arithmetic number, because the mean of its divisors is an integer number (349216306).

Almost surely, 2^698432611 is an apocalyptic number.

698432611 is a deficient number, since it is larger than the sum of its proper divisors (1).

698432611 is an equidigital number, since it uses as much as digits as its factorization.

698432611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 40.

The square root of 698432611 is about 26427.8756429646. The cubic root of 698432611 is about 887.2407965122.

The spelling of 698432611 in words is "six hundred ninety-eight million, four hundred thirty-two thousand, six hundred eleven".