2445787133 has 4 divisors (see below), whose sum is σ = 2552125728. Its totient is φ = 2339448540.

The previous prime is 2445787117. The next prime is 2445787139. The reversal of 2445787133 is 3317875442.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2445787133 - 2⁴ = 2445787117 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 (2445787139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53169263 + ... + 53169308.

It is an arithmetic number, because the mean of its divisors is an integer number (638031432).

Almost surely, 2^2445787133 is an apocalyptic number.

2445787133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2445787133 is a deficient number, since it is larger than the sum of its proper divisors (106338595).

2445787133 is a wasteful number, since it uses less digits than its factorization.

2445787133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106338594.

The product of its digits is 564480, while the sum is 44.

The square root of 2445787133 is about 49454.8999897887. The cubic root of 2445787133 is about 1347.3266038531.

The spelling of 2445787133 in words is "two billion, four hundred forty-five million, seven hundred eighty-seven thousand, one hundred thirty-three".