35142561 has 12 divisors (see below), whose sum is σ = 52399360. Its totient is φ = 22672440.

The previous prime is 35142559. The next prime is 35142589. The reversal of 35142561 is 16524153.

It is not a de Polignac number, because 35142561 - 2¹ = 35142559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35142521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62701 + ... + 63258.

Almost surely, 2^35142561 is an apocalyptic number.

35142561 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

35142561 is a deficient number, since it is larger than the sum of its proper divisors (17256799).

35142561 is a wasteful number, since it uses less digits than its factorization.

35142561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125996 (or 125993 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 35142561 is about 5928.1161425870. The cubic root of 35142561 is about 327.5501498479.

The spelling of 35142561 in words is "thirty-five million, one hundred forty-two thousand, five hundred sixty-one".