141954469 has 2 divisors, whose sum is σ = 141954470. Its totient is φ = 141954468.

The previous prime is 141954451. The next prime is 141954473. The reversal of 141954469 is 964459141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93373569 + 48580900 = 9663^2 + 6970^2 .

It is a cyclic number.

It is not a de Polignac number, because 141954469 - 2⁹ = 141953957 is a prime.

It is a super-2 number, since 2×141954469² = 40302142538143922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141954419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70977234 + 70977235.

It is an arithmetic number, because the mean of its divisors is an integer number (70977235).

Almost surely, 2^141954469 is an apocalyptic number.

It is an amenable number.

141954469 is a deficient number, since it is larger than the sum of its proper divisors (1).

141954469 is an equidigital number, since it uses as much as digits as its factorization.

141954469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 43.

The square root of 141954469 is about 11914.4646963261. The cubic root of 141954469 is about 521.6545781183.

The spelling of 141954469 in words is "one hundred forty-one million, nine hundred fifty-four thousand, four hundred sixty-nine".