141958969 has 2 divisors, whose sum is σ = 141958970. Its totient is φ = 141958968.

The previous prime is 141958961. The next prime is 141958979. The reversal of 141958969 is 969859141.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125148969 + 16810000 = 11187^2 + 4100^2 .

It is a cyclic number.

It is not a de Polignac number, because 141958969 - 2³ = 141958961 is a prime.

It is a super-2 number, since 2×141958969² = 40304697759085922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (141958961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70979484 + 70979485.

It is an arithmetic number, because the mean of its divisors is an integer number (70979485).

Almost surely, 2^141958969 is an apocalyptic number.

It is an amenable number.

141958969 is a deficient number, since it is larger than the sum of its proper divisors (1).

141958969 is an equidigital number, since it uses as much as digits as its factorization.

141958969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 52.

The square root of 141958969 is about 11914.6535409134. The cubic root of 141958969 is about 521.6600902631.

The spelling of 141958969 in words is "one hundred forty-one million, nine hundred fifty-eight thousand, nine hundred sixty-nine".