141291331 has 2 divisors, whose sum is σ = 141291332. Its totient is φ = 141291330.

The previous prime is 141291313. The next prime is 141291373. The reversal of 141291331 is 133192141.

Together with previous prime (141291313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 141291331 - 2⁵ = 141291299 is a prime.

It is a super-2 number, since 2×141291331² = 39926480431503122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 141291296 and 141291305.

It is not a weakly prime, because it can be changed into another prime (141291431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70645665 + 70645666.

It is an arithmetic number, because the mean of its divisors is an integer number (70645666).

Almost surely, 2^141291331 is an apocalyptic number.

141291331 is a deficient number, since it is larger than the sum of its proper divisors (1).

141291331 is an equidigital number, since it uses as much as digits as its factorization.

141291331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 25.

The square root of 141291331 is about 11886.6030050641. The cubic root of 141291331 is about 520.8410096419.

The spelling of 141291331 in words is "one hundred forty-one million, two hundred ninety-one thousand, three hundred thirty-one".