2921061427 has 2 divisors, whose sum is σ = 2921061428. Its totient is φ = 2921061426.

The previous prime is 2921061401. The next prime is 2921061443. The reversal of 2921061427 is 7241601292.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2921061427 - 2¹⁵ = 2921028659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2921061392 and 2921061401.

It is not a weakly prime, because it can be changed into another prime (2921061487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1460530713 + 1460530714.

It is an arithmetic number, because the mean of its divisors is an integer number (1460530714).

Almost surely, 2^2921061427 is an apocalyptic number.

2921061427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2921061427 is an equidigital number, since it uses as much as digits as its factorization.

2921061427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 2921061427 is about 54046.8447460164. The cubic root of 2921061427 is about 1429.4870651257.

The spelling of 2921061427 in words is "two billion, nine hundred twenty-one million, sixty-one thousand, four hundred twenty-seven".