1083697523 has 4 divisors (see below), whose sum is σ = 1083770280. Its totient is φ = 1083624768.

The previous prime is 1083697507. The next prime is 1083697541. The reversal of 1083697523 is 3257963801.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3257963801 = 19 ⋅171471779.

It is a cyclic number.

It is not a de Polignac number, because 1083697523 - 2⁴ = 1083697507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1083697543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5033 + ... + 46826.

It is an arithmetic number, because the mean of its divisors is an integer number (270942570).

Almost surely, 2^1083697523 is an apocalyptic number.

1083697523 is a deficient number, since it is larger than the sum of its proper divisors (72757).

1083697523 is an equidigital number, since it uses as much as digits as its factorization.

1083697523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72756.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 1083697523 is about 32919.5614035181. The cubic root of 1083697523 is about 1027.1551001504.

The spelling of 1083697523 in words is "one billion, eighty-three million, six hundred ninety-seven thousand, five hundred twenty-three".