103563261523 has 8 divisors (see below), whose sum is σ = 108117842688. Its totient is φ = 99012999624.

The previous prime is 103563261511. The next prime is 103563261533. The reversal of 103563261523 is 325162365301.

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 103563261523 - 2²⁵ = 103529707091 is a prime.

It is a super-3 number, since 3×103563261523³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103563261533) 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, 1030761 + ... + 1126762.

It is an arithmetic number, because the mean of its divisors is an integer number (13514730336).

Almost surely, 2^103563261523 is an apocalyptic number.

103563261523 is a deficient number, since it is larger than the sum of its proper divisors (4554581165).

103563261523 is a wasteful number, since it uses less digits than its factorization.

103563261523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2159633.

The product of its (nonzero) digits is 97200, while the sum is 37.

The spelling of 103563261523 in words is "one hundred three billion, five hundred sixty-three million, two hundred sixty-one thousand, five hundred twenty-three".