141415091 has 4 divisors (see below), whose sum is σ = 143525832. Its totient is φ = 139304352.

The previous prime is 141415069. The next prime is 141415097. The reversal of 141415091 is 190514141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 190514141 = 1361 ⋅139981.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141415091 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 141415091.

It is not an unprimeable number, because it can be changed into a prime (141415097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1055270 + ... + 1055403.

It is an arithmetic number, because the mean of its divisors is an integer number (35881458).

Almost surely, 2^141415091 is an apocalyptic number.

141415091 is a deficient number, since it is larger than the sum of its proper divisors (2110741).

141415091 is an equidigital number, since it uses as much as digits as its factorization.

141415091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110740.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 141415091 is about 11891.8077263299. The cubic root of 141415091 is about 520.9930370679.

The spelling of 141415091 in words is "one hundred forty-one million, four hundred fifteen thousand, ninety-one".