2045531125 has 64 divisors (see below), whose sum is σ = 2954704896. Its totient is φ = 1399680000.

The previous prime is 2045531119. The next prime is 2045531141. The reversal of 2045531125 is 5211355402.

It is not a de Polignac number, because 2045531125 - 2⁵ = 2045531093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2045531093 and 2045531102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1576477 + ... + 1577773.

It is an arithmetic number, because the mean of its divisors is an integer number (46167264).

Almost surely, 2^2045531125 is an apocalyptic number.

2045531125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2045531125 is a deficient number, since it is larger than the sum of its proper divisors (909173771).

2045531125 is a wasteful number, since it uses less digits than its factorization.

2045531125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391 (or 1381 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 2045531125 is about 45227.5482974702. The cubic root of 2045531125 is about 1269.4103375827.

Adding to 2045531125 its reverse (5211355402), we get a palindrome (7256886527).

The spelling of 2045531125 in words is "two billion, forty-five million, five hundred thirty-one thousand, one hundred twenty-five".