3503249905 has 8 divisors (see below), whose sum is σ = 4244715072. Its totient is φ = 2775389808.

The previous prime is 3503249839. The next prime is 3503249917. The reversal of 3503249905 is 5099423053.

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 3503249905 - 2⁷ = 3503249777 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3400699 + ... + 3401728.

It is an arithmetic number, because the mean of its divisors is an integer number (530589384).

Almost surely, 2^3503249905 is an apocalyptic number.

It is an amenable number.

3503249905 is a deficient number, since it is larger than the sum of its proper divisors (741465167).

3503249905 is a wasteful number, since it uses less digits than its factorization.

3503249905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6802535.

The product of its (nonzero) digits is 145800, while the sum is 40.

The square root of 3503249905 is about 59188.2581683225. The cubic root of 3503249905 is about 1518.7642751175.

The spelling of 3503249905 in words is "three billion, five hundred three million, two hundred forty-nine thousand, nine hundred five".