690103497 has 8 divisors (see below), whose sum is σ = 922646656. Its totient is φ = 458814672.

The previous prime is 690103489. The next prime is 690103499. The reversal of 690103497 is 794301096.

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

It is not a de Polignac number, because 690103497 - 2³ = 690103489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (690103499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312298 + ... + 314499.

It is an arithmetic number, because the mean of its divisors is an integer number (115330832).

Almost surely, 2^690103497 is an apocalyptic number.

It is an amenable number.

690103497 is a deficient number, since it is larger than the sum of its proper divisors (232543159).

690103497 is a wasteful number, since it uses less digits than its factorization.

690103497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627167.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 690103497 is about 26269.8210309853. The cubic root of 690103497 is about 883.6997715305.

The spelling of 690103497 in words is "six hundred ninety million, one hundred three thousand, four hundred ninety-seven".