103555533453 has 4 divisors (see below), whose sum is σ = 138074044608. Its totient is φ = 69037022300.

The previous prime is 103555533421. The next prime is 103555533463. The reversal of 103555533453 is 354335555301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 103555533453 - 2⁵ = 103555533421 is a prime.

It is a super-3 number, since 3×103555533453³ (a number of 34 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103555533463) 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, 17259255573 + ... + 17259255578.

It is an arithmetic number, because the mean of its divisors is an integer number (34518511152).

Almost surely, 2^103555533453 is an apocalyptic number.

It is an amenable number.

103555533453 is a deficient number, since it is larger than the sum of its proper divisors (34518511155).

103555533453 is an equidigital number, since it uses as much as digits as its factorization.

103555533453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34518511154.

The product of its (nonzero) digits is 1012500, while the sum is 42.

The spelling of 103555533453 in words is "one hundred three billion, five hundred fifty-five million, five hundred thirty-three thousand, four hundred fifty-three".