2045630437 has 8 divisors (see below), whose sum is σ = 2067863040. Its totient is φ = 2023518240.

The previous prime is 2045630407. The next prime is 2045630473. The reversal of 2045630437 is 7340365402.

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 2045630437 - 2¹⁵ = 2045597669 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 (2045630407) 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, 4273 + ... + 64105.

It is an arithmetic number, because the mean of its divisors is an integer number (258482880).

Almost surely, 2^2045630437 is an apocalyptic number.

It is an amenable number.

2045630437 is a deficient number, since it is larger than the sum of its proper divisors (22232603).

2045630437 is a wasteful number, since it uses less digits than its factorization.

2045630437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60203.

The product of its (nonzero) digits is 60480, while the sum is 34.

The square root of 2045630437 is about 45228.6461990628. The cubic root of 2045630437 is about 1269.4308808437.

Adding to 2045630437 its reverse (7340365402), we get a palindrome (9385995839).

The spelling of 2045630437 in words is "two billion, forty-five million, six hundred thirty thousand, four hundred thirty-seven".