3801953 has 2 divisors, whose sum is σ = 3801954. Its totient is φ = 3801952.

The previous prime is 3801949. The next prime is 3801977. The reversal of 3801953 is 3591083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2598544 + 1203409 = 1612^2 + 1097^2 .

It is an emirp because it is prime and its reverse (3591083) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3801953 - 2² = 3801949 is a prime.

It is a super-2 number, since 2×3801953² = 28909693228418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3801983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1900976 + 1900977.

It is an arithmetic number, because the mean of its divisors is an integer number (1900977).

Almost surely, 2^3801953 is an apocalyptic number.

It is an amenable number.

3801953 is a deficient number, since it is larger than the sum of its proper divisors (1).

3801953 is an equidigital number, since it uses as much as digits as its factorization.

3801953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 3801953 is about 1949.8597385453. The cubic root of 3801953 is about 156.0758041627.

The spelling of 3801953 in words is "three million, eight hundred one thousand, nine hundred fifty-three".