141220091 has 2 divisors, whose sum is σ = 141220092. Its totient is φ = 141220090.

The previous prime is 141220049. The next prime is 141220117. The reversal of 141220091 is 190022141.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 141220091 - 2¹⁴ = 141203707 is a prime.

It is a super-2 number, since 2×141220091² = 39886228204096562, which contains 22 as substring.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (141220591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70610045 + 70610046.

It is an arithmetic number, because the mean of its divisors is an integer number (70610046).

Almost surely, 2^141220091 is an apocalyptic number.

141220091 is a deficient number, since it is larger than the sum of its proper divisors (1).

141220091 is an equidigital number, since it uses as much as digits as its factorization.

141220091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 141220091 is about 11883.6059763020. The cubic root of 141220091 is about 520.7534577939.

The spelling of 141220091 in words is "one hundred forty-one million, two hundred twenty thousand, ninety-one".