4413901997 has 2 divisors, whose sum is σ = 4413901998. Its totient is φ = 4413901996.

The previous prime is 4413901873. The next prime is 4413902011. The reversal of 4413901997 is 7991093144.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4290381001 + 123520996 = 65501^2 + 11114^2 .

It is a cyclic number.

It is not a de Polignac number, because 4413901997 - 2¹⁶ = 4413836461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4413901397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2206950998 + 2206950999.

It is an arithmetic number, because the mean of its divisors is an integer number (2206950999).

Almost surely, 2^4413901997 is an apocalyptic number.

It is an amenable number.

4413901997 is a deficient number, since it is larger than the sum of its proper divisors (1).

4413901997 is an equidigital number, since it uses as much as digits as its factorization.

4413901997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 47.

The square root of 4413901997 is about 66437.2034104386. The cubic root of 4413901997 is about 1640.3665149751.

The spelling of 4413901997 in words is "four billion, four hundred thirteen million, nine hundred one thousand, nine hundred ninety-seven".