3644114437 has 2 divisors, whose sum is σ = 3644114438. Its totient is φ = 3644114436.

The previous prime is 3644114431. The next prime is 3644114491. The reversal of 3644114437 is 7344114463.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3416285601 + 227828836 = 58449^2 + 15094^2 .

It is a cyclic number.

It is not a de Polignac number, because 3644114437 - 2³ = 3644114429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3644114396 and 3644114405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3644114431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1822057218 + 1822057219.

It is an arithmetic number, because the mean of its divisors is an integer number (1822057219).

Almost surely, 2^3644114437 is an apocalyptic number.

It is an amenable number.

3644114437 is a deficient number, since it is larger than the sum of its proper divisors (1).

3644114437 is an equidigital number, since it uses as much as digits as its factorization.

3644114437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 37.

The square root of 3644114437 is about 60366.5009504444. The cubic root of 3644114437 is about 1538.8537088749.

The spelling of 3644114437 in words is "three billion, six hundred forty-four million, one hundred fourteen thousand, four hundred thirty-seven".