140210430091 has 2 divisors, whose sum is σ = 140210430092. Its totient is φ = 140210430090.

The previous prime is 140210430083. The next prime is 140210430163. The reversal of 140210430091 is 190034012041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140210430091 - 2³ = 140210430083 is a prime.

It is not a weakly prime, because it can be changed into another prime (140210430391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70105215045 + 70105215046.

It is an arithmetic number, because the mean of its divisors is an integer number (70105215046).

Almost surely, 2^140210430091 is an apocalyptic number.

140210430091 is a deficient number, since it is larger than the sum of its proper divisors (1).

140210430091 is an equidigital number, since it uses as much as digits as its factorization.

140210430091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 140210430091 in words is "one hundred forty billion, two hundred ten million, four hundred thirty thousand, ninety-one".