951845101891 has 2 divisors, whose sum is σ = 951845101892. Its totient is φ = 951845101890.

The previous prime is 951845101771. The next prime is 951845101901. The reversal of 951845101891 is 198101548159.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 951845101891 - 2¹⁹ = 951844577603 is a prime.

It is not a weakly prime, because it can be changed into another prime (951845131891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 475922550945 + 475922550946.

It is an arithmetic number, because the mean of its divisors is an integer number (475922550946).

Almost surely, 2^951845101891 is an apocalyptic number.

951845101891 is a deficient number, since it is larger than the sum of its proper divisors (1).

951845101891 is an equidigital number, since it uses as much as digits as its factorization.

951845101891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 52.

The spelling of 951845101891 in words is "nine hundred fifty-one billion, eight hundred forty-five million, one hundred one thousand, eight hundred ninety-one".