2045430523 has 8 divisors (see below), whose sum is σ = 2116824480. Its totient is φ = 1974094080.

The previous prime is 2045430521. The next prime is 2045430533. The reversal of 2045430523 is 3250345402.

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 2045430523 - 2¹ = 2045430521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2045430491 and 2045430500.

It is not an unprimeable number, because it can be changed into a prime (2045430521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65611 + ... + 91627.

It is an arithmetic number, because the mean of its divisors is an integer number (264603060).

Almost surely, 2^2045430523 is an apocalyptic number.

2045430523 is a deficient number, since it is larger than the sum of its proper divisors (71393957).

2045430523 is a wasteful number, since it uses less digits than its factorization.

2045430523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28757.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 2045430523 is about 45226.4361076572. The cubic root of 2045430523 is about 1269.3895267998.

Adding to 2045430523 its reverse (3250345402), we get a palindrome (5295775925).

The spelling of 2045430523 in words is "two billion, forty-five million, four hundred thirty thousand, five hundred twenty-three".