44152313 has 2 divisors, whose sum is σ = 44152314. Its totient is φ = 44152312.

The previous prime is 44152309. The next prime is 44152321. The reversal of 44152313 is 31325144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40043584 + 4108729 = 6328^2 + 2027^2 .

It is a cyclic number.

It is not a de Polignac number, because 44152313 - 2² = 44152309 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (44152393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22076156 + 22076157.

It is an arithmetic number, because the mean of its divisors is an integer number (22076157).

Almost surely, 2^44152313 is an apocalyptic number.

It is an amenable number.

44152313 is a deficient number, since it is larger than the sum of its proper divisors (1).

44152313 is an equidigital number, since it uses as much as digits as its factorization.

44152313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 44152313 is about 6644.7206863795. The cubic root of 44152313 is about 353.4417264653.

Adding to 44152313 its reverse (31325144), we get a palindrome (75477457).

The spelling of 44152313 in words is "forty-four million, one hundred fifty-two thousand, three hundred thirteen".