2045031302 has 4 divisors (see below), whose sum is σ = 3067546956. Its totient is φ = 1022515650.

The previous prime is 2045031301. The next prime is 2045031323. The reversal of 2045031302 is 2031305402.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045031301) 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 as a sum of consecutive naturals, namely, 511257824 + ... + 511257827.

It is an arithmetic number, because the mean of its divisors is an integer number (766886739).

Almost surely, 2^2045031302 is an apocalyptic number.

2045031302 is a deficient number, since it is larger than the sum of its proper divisors (1022515654).

2045031302 is a wasteful number, since it uses less digits than its factorization.

2045031302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022515653.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2045031302 is about 45222.0223121434. The cubic root of 2045031302 is about 1269.3069362117.

Adding to 2045031302 its reverse (2031305402), we get a palindrome (4076336704).

The spelling of 2045031302 in words is "two billion, forty-five million, thirty-one thousand, three hundred two".