141528969 has 12 divisors (see below), whose sum is σ = 207232116. Its totient is φ = 93059712.

The previous prime is 141528949. The next prime is 141528971. The reversal of 141528969 is 969825141.

It can be written as a sum of positive squares in 2 ways, for example, as 121815369 + 19713600 = 11037^2 + 4440^2 .

It is not a de Polignac number, because 141528969 - 2¹³ = 141520777 is a prime.

It is a super-2 number, since 2×141528969² = 40060898132405922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (141528949) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107052 + ... + 108365.

It is an arithmetic number, because the mean of its divisors is an integer number (17269343).

Almost surely, 2^141528969 is an apocalyptic number.

It is an amenable number.

141528969 is a deficient number, since it is larger than the sum of its proper divisors (65703147).

141528969 is a wasteful number, since it uses less digits than its factorization.

141528969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215496 (or 215493 counting only the distinct ones).

The product of its digits is 155520, while the sum is 45.

The square root of 141528969 is about 11896.5948489473. The cubic root of 141528969 is about 521.1328470561.

The spelling of 141528969 in words is "one hundred forty-one million, five hundred twenty-eight thousand, nine hundred sixty-nine".