690322411 has 2 divisors, whose sum is σ = 690322412. Its totient is φ = 690322410.

The previous prime is 690322379. The next prime is 690322427. The reversal of 690322411 is 114223096.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 690322411 - 2⁵ = 690322379 is a prime.

It is a super-2 number, since 2×690322411² = 953090062257705842, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 690322411.

It is not a weakly prime, because it can be changed into another prime (690322471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 345161205 + 345161206.

It is an arithmetic number, because the mean of its divisors is an integer number (345161206).

Almost surely, 2^690322411 is an apocalyptic number.

690322411 is a deficient number, since it is larger than the sum of its proper divisors (1).

690322411 is an equidigital number, since it uses as much as digits as its factorization.

690322411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 690322411 is about 26273.9873449007. The cubic root of 690322411 is about 883.7932037961.

The spelling of 690322411 in words is "six hundred ninety million, three hundred twenty-two thousand, four hundred eleven".