45338831 has 2 divisors, whose sum is σ = 45338832. Its totient is φ = 45338830.

The previous prime is 45338827. The next prime is 45338837. The reversal of 45338831 is 13883354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45338831 - 2² = 45338827 is a prime.

It is a super-2 number, since 2×45338831² = 4111219192893122, which contains 22 as substring.

It is a Sophie Germain prime.

It is equal to p_2737484 and since 45338831 and 2737484 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 45338791 and 45338800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45338837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22669415 + 22669416.

It is an arithmetic number, because the mean of its divisors is an integer number (22669416).

Almost surely, 2^45338831 is an apocalyptic number.

45338831 is a deficient number, since it is larger than the sum of its proper divisors (1).

45338831 is an equidigital number, since it uses as much as digits as its factorization.

45338831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 35.

The square root of 45338831 is about 6733.4115424501. The cubic root of 45338831 is about 356.5798293074.

The spelling of 45338831 in words is "forty-five million, three hundred thirty-eight thousand, eight hundred thirty-one".