690119053 has 8 divisors (see below), whose sum is σ = 743498168. Its totient is φ = 636781824.

The previous prime is 690119009. The next prime is 690119147. The reversal of 690119053 is 350911096.

It can be written as a sum of positive squares in 4 ways, for example, as 90212004 + 599907049 = 9498^2 + 24493^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 690119053 - 2²⁵ = 656564621 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 (690119453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29401 + ... + 47377.

It is an arithmetic number, because the mean of its divisors is an integer number (92937271).

Almost surely, 2^690119053 is an apocalyptic number.

It is an amenable number.

690119053 is a deficient number, since it is larger than the sum of its proper divisors (53379115).

690119053 is a wasteful number, since it uses less digits than its factorization.

690119053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20943.

The product of its (nonzero) digits is 7290, while the sum is 34.

The square root of 690119053 is about 26270.1171105117. The cubic root of 690119053 is about 883.7064114671.

The spelling of 690119053 in words is "six hundred ninety million, one hundred nineteen thousand, fifty-three".