2027047621 has 2 divisors, whose sum is σ = 2027047622. Its totient is φ = 2027047620.

The previous prime is 2027047613. The next prime is 2027047639. The reversal of 2027047621 is 1267407202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1320232225 + 706815396 = 36335^2 + 26586^2 .

It is a cyclic number.

It is not a de Polignac number, because 2027047621 - 2³ = 2027047613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2027047021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1013523810 + 1013523811.

It is an arithmetic number, because the mean of its divisors is an integer number (1013523811).

Almost surely, 2^2027047621 is an apocalyptic number.

It is an amenable number.

2027047621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2027047621 is an equidigital number, since it uses as much as digits as its factorization.

2027047621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 2027047621 is about 45022.7455959763. The cubic root of 2027047621 is about 1265.5752815716.

The spelling of 2027047621 in words is "two billion, twenty-seven million, forty-seven thousand, six hundred twenty-one".