2051641507 has 2 divisors, whose sum is σ = 2051641508. Its totient is φ = 2051641506.

The previous prime is 2051641463. The next prime is 2051641523. The reversal of 2051641507 is 7051461502.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2051641507 - 2¹⁹ = 2051117219 is a prime.

It is not a weakly prime, because it can be changed into another prime (2051641547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025820753 + 1025820754.

It is an arithmetic number, because the mean of its divisors is an integer number (1025820754).

Almost surely, 2^2051641507 is an apocalyptic number.

2051641507 is a deficient number, since it is larger than the sum of its proper divisors (1).

2051641507 is an equidigital number, since it uses as much as digits as its factorization.

2051641507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 2051641507 is about 45295.0494756325. The cubic root of 2051641507 is about 1270.6730693533.

The spelling of 2051641507 in words is "two billion, fifty-one million, six hundred forty-one thousand, five hundred seven".