2045305351 has 16 divisors (see below), whose sum is σ = 2164449600. Its totient is φ = 1930376448.

The previous prime is 2045305349. The next prime is 2045305391. The reversal of 2045305351 is 1535035402.

It is a cyclic number.

It is not a de Polignac number, because 2045305351 - 2¹ = 2045305349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045305391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168670 + ... + 180388.

It is an arithmetic number, because the mean of its divisors is an integer number (135278100).

Almost surely, 2^2045305351 is an apocalyptic number.

2045305351 is a deficient number, since it is larger than the sum of its proper divisors (119144249).

2045305351 is a wasteful number, since it uses less digits than its factorization.

2045305351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11898.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 2045305351 is about 45225.0522498316. The cubic root of 2045305351 is about 1269.3636324521.

The spelling of 2045305351 in words is "two billion, forty-five million, three hundred five thousand, three hundred fifty-one".