4001870368453 has 2 divisors, whose sum is σ = 4001870368454. Its totient is φ = 4001870368452.

The previous prime is 4001870368439. The next prime is 4001870368513. The reversal of 4001870368453 is 3548630781004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3963435942244 + 38434426209 = 1990838^2 + 196047^2 .

It is a cyclic number.

It is not a de Polignac number, because 4001870368453 - 2²¹ = 4001868271301 is a prime.

It is a super-2 number, since 2×4001870368453² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4001870368397 and 4001870368406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4001870368403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000935184226 + 2000935184227.

It is an arithmetic number, because the mean of its divisors is an integer number (2000935184227).

Almost surely, 2^{4001870368453} is an apocalyptic number.

It is an amenable number.

4001870368453 is a deficient number, since it is larger than the sum of its proper divisors (1).

4001870368453 is an equidigital number, since it uses as much as digits as its factorization.

4001870368453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 4001870368453 in words is "four trillion, one billion, eight hundred seventy million, three hundred sixty-eight thousand, four hundred fifty-three".