4252000381 has 2 divisors, whose sum is σ = 4252000382. Its totient is φ = 4252000380.

The previous prime is 4252000351. The next prime is 4252000399. The reversal of 4252000381 is 1830002524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2951748900 + 1300251481 = 54330^2 + 36059^2 .

It is a cyclic number.

It is not a de Polignac number, because 4252000381 - 2⁵ = 4252000349 is a prime.

It is a super-2 number, since 2×4252000381² = 36159014480048290322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4252000351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2126000190 + 2126000191.

It is an arithmetic number, because the mean of its divisors is an integer number (2126000191).

Almost surely, 2^4252000381 is an apocalyptic number.

It is an amenable number.

4252000381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4252000381 is an equidigital number, since it uses as much as digits as its factorization.

4252000381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 4252000381 is about 65207.3644690536. The cubic root of 4252000381 is about 1620.0599963809.

The spelling of 4252000381 in words is "four billion, two hundred fifty-two million, three hundred eighty-one", and thus it is an aban number.