4521023740381 has 2 divisors, whose sum is σ = 4521023740382. Its totient is φ = 4521023740380.

The previous prime is 4521023740351. The next prime is 4521023740399. The reversal of 4521023740381 is 1830473201254.

4521023740381 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3413962031481 + 1107061708900 = 1847691^2 + 1052170^2 .

It is a cyclic number.

It is not a de Polignac number, because 4521023740381 - 2¹⁹ = 4521023216093 is a prime.

It is a super-2 number, since 2×4521023740381² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4521023740301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260511870190 + 2260511870191.

It is an arithmetic number, because the mean of its divisors is an integer number (2260511870191).

Almost surely, 2^{4521023740381} is an apocalyptic number.

It is an amenable number.

4521023740381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4521023740381 is an equidigital number, since it uses as much as digits as its factorization.

4521023740381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 4521023740381 in words is "four trillion, five hundred twenty-one billion, twenty-three million, seven hundred forty thousand, three hundred eighty-one".