141949331 has 2 divisors, whose sum is σ = 141949332. Its totient is φ = 141949330.

The previous prime is 141949319. The next prime is 141949343. The reversal of 141949331 is 133949141.

It is a balanced prime because it is at equal distance from previous prime (141949319) and next prime (141949343).

It is a cyclic number.

It is not a de Polignac number, because 141949331 - 2¹⁰ = 141948307 is a prime.

It is a super-2 number, since 2×141949331² = 40299225142695122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 141949291 and 141949300.

It is not a weakly prime, because it can be changed into another prime (141949351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70974665 + 70974666.

It is an arithmetic number, because the mean of its divisors is an integer number (70974666).

Almost surely, 2^141949331 is an apocalyptic number.

141949331 is a deficient number, since it is larger than the sum of its proper divisors (1).

141949331 is an equidigital number, since it uses as much as digits as its factorization.

141949331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 35.

The square root of 141949331 is about 11914.2490741129. The cubic root of 141949331 is about 521.6482843313.

The spelling of 141949331 in words is "one hundred forty-one million, nine hundred forty-nine thousand, three hundred thirty-one".