4412431909 has 2 divisors, whose sum is σ = 4412431910. Its totient is φ = 4412431908.

The previous prime is 4412431831. The next prime is 4412431963. The reversal of 4412431909 is 9091342144.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4326350625 + 86081284 = 65775^2 + 9278^2 .

It is a cyclic number.

It is not a de Polignac number, because 4412431909 - 2²¹ = 4410334757 is a prime.

It is a super-2 number, since 2×4412431909² = 38939110703122768562, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4412431979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2206215954 + 2206215955.

It is an arithmetic number, because the mean of its divisors is an integer number (2206215955).

Almost surely, 2^4412431909 is an apocalyptic number.

It is an amenable number.

4412431909 is a deficient number, since it is larger than the sum of its proper divisors (1).

4412431909 is an equidigital number, since it uses as much as digits as its factorization.

4412431909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 4412431909 is about 66426.1387482368. The cubic root of 4412431909 is about 1640.1843820308.

The spelling of 4412431909 in words is "four billion, four hundred twelve million, four hundred thirty-one thousand, nine hundred nine".