2045431524 has 24 divisors (see below), whose sum is σ = 4777708320. Its totient is φ = 681091264.

The previous prime is 2045431519. The next prime is 2045431541. The reversal of 2045431524 is 4251345402.

It is a junction number, because it is equal to n+sod(n) for n = 2045431491 and 2045431500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77994 + ... + 100865.

It is an arithmetic number, because the mean of its divisors is an integer number (199071180).

Almost surely, 2^2045431524 is an apocalyptic number.

It is an amenable number.

2045431524 is an abundant number, since it is smaller than the sum of its proper divisors (2732276796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2045431524 is a wasteful number, since it uses less digits than its factorization.

2045431524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179819 (or 179817 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 2045431524 is about 45226.4471741922. The cubic root of 2045431524 is about 1269.3897338725.

Adding to 2045431524 its reverse (4251345402), we get a palindrome (6296776926).

The spelling of 2045431524 in words is "two billion, forty-five million, four hundred thirty-one thousand, five hundred twenty-four".