33454969903 has 4 divisors (see below), whose sum is σ = 33954297880. Its totient is φ = 32955641928.

The previous prime is 33454969897. The next prime is 33454969927. The reversal of 33454969903 is 30996945433.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33454969903 - 2¹³ = 33454961711 is a prime.

It is a super-2 number, since 2×33454969903² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33454966903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249663888 + ... + 249664021.

It is an arithmetic number, because the mean of its divisors is an integer number (8488574470).

Almost surely, 2^33454969903 is an apocalyptic number.

33454969903 is a deficient number, since it is larger than the sum of its proper divisors (499327977).

33454969903 is an equidigital number, since it uses as much as digits as its factorization.

33454969903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499327976.

The product of its (nonzero) digits is 9447840, while the sum is 55.

The spelling of 33454969903 in words is "thirty-three billion, four hundred fifty-four million, nine hundred sixty-nine thousand, nine hundred three".