283542131 has 2 divisors, whose sum is σ = 283542132. Its totient is φ = 283542130.

The previous prime is 283542107. The next prime is 283542143. The reversal of 283542131 is 131245382.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 283542131 - 2⁶ = 283542067 is a prime.

It is a super-2 number, since 2×283542131² = 160792280104042322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 283542094 and 283542103.

It is not a weakly prime, because it can be changed into another prime (283542331) 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, 141771065 + 141771066.

It is an arithmetic number, because the mean of its divisors is an integer number (141771066).

Almost surely, 2^283542131 is an apocalyptic number.

283542131 is a deficient number, since it is larger than the sum of its proper divisors (1).

283542131 is an equidigital number, since it uses as much as digits as its factorization.

283542131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 29.

The square root of 283542131 is about 16838.7093032691. The cubic root of 283542131 is about 656.9604114385.

The spelling of 283542131 in words is "two hundred eighty-three million, five hundred forty-two thousand, one hundred thirty-one".