2054881601 has 2 divisors, whose sum is σ = 2054881602. Its totient is φ = 2054881600.

The previous prime is 2054881553. The next prime is 2054881651. The reversal of 2054881601 is 1061884502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1304943376 + 749938225 = 36124^2 + 27385^2 .

It is a cyclic number.

It is not a de Polignac number, because 2054881601 - 2²⁶ = 1987772737 is a prime.

It is a super-3 number, since 3×2054881601³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2054881651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027440800 + 1027440801.

It is an arithmetic number, because the mean of its divisors is an integer number (1027440801).

Almost surely, 2^2054881601 is an apocalyptic number.

It is an amenable number.

2054881601 is a deficient number, since it is larger than the sum of its proper divisors (1).

2054881601 is an equidigital number, since it uses as much as digits as its factorization.

2054881601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15360, while the sum is 35.

The square root of 2054881601 is about 45330.8019011356. The cubic root of 2054881601 is about 1271.3416290955.

The spelling of 2054881601 in words is "two billion, fifty-four million, eight hundred eighty-one thousand, six hundred one".