102053191 has 2 divisors, whose sum is σ = 102053192. Its totient is φ = 102053190.

The previous prime is 102053153. The next prime is 102053207. The reversal of 102053191 is 191350201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102053191 - 2²³ = 93664583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102053101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51026595 + 51026596.

It is an arithmetic number, because the mean of its divisors is an integer number (51026596).

Almost surely, 2^102053191 is an apocalyptic number.

102053191 is a deficient number, since it is larger than the sum of its proper divisors (1).

102053191 is an equidigital number, since it uses as much as digits as its factorization.

102053191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 102053191 is about 10102.1379420398. The cubic root of 102053191 is about 467.3140763157.

The spelling of 102053191 in words is "one hundred two million, fifty-three thousand, one hundred ninety-one".