4051601 has 2 divisors, whose sum is σ = 4051602. Its totient is φ = 4051600.

The previous prime is 4051591. The next prime is 4051603. The reversal of 4051601 is 1061504.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2563201 + 1488400 = 1601^2 + 1220^2 .

It is a cyclic number.

It is not a de Polignac number, because 4051601 - 2¹⁴ = 4035217 is a prime.

Together with 4051603, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4051601.

It is not a weakly prime, because it can be changed into another prime (4051603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2025800 + 2025801.

It is an arithmetic number, because the mean of its divisors is an integer number (2025801).

Almost surely, 2^4051601 is an apocalyptic number.

It is an amenable number.

4051601 is a deficient number, since it is larger than the sum of its proper divisors (1).

4051601 is an equidigital number, since it uses as much as digits as its factorization.

4051601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 4051601 is about 2012.8589120949. The cubic root of 4051601 is about 159.4197865161.

The spelling of 4051601 in words is "four million, fifty-one thousand, six hundred one".