2054594261 has 2 divisors, whose sum is σ = 2054594262. Its totient is φ = 2054594260.

The previous prime is 2054594257. The next prime is 2054594263. The reversal of 2054594261 is 1624954502.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1990498225 + 64096036 = 44615^2 + 8006^2 .

It is a cyclic number.

It is not a de Polignac number, because 2054594261 - 2² = 2054594257 is a prime.

It is a super-2 number, since 2×2054594261² = 8442715154668272242, which contains 22 as substring.

Together with 2054594263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2054594263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027297130 + 1027297131.

It is an arithmetic number, because the mean of its divisors is an integer number (1027297131).

Almost surely, 2^2054594261 is an apocalyptic number.

It is an amenable number.

2054594261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2054594261 is an equidigital number, since it uses as much as digits as its factorization.

2054594261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 2054594261 is about 45327.6324221771. The cubic root of 2054594261 is about 1271.2823678820.

The spelling of 2054594261 in words is "two billion, fifty-four million, five hundred ninety-four thousand, two hundred sixty-one".