142761653 has 2 divisors, whose sum is σ = 142761654. Its totient is φ = 142761652.

The previous prime is 142761637. The next prime is 142761659. The reversal of 142761653 is 356167241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120275089 + 22486564 = 10967^2 + 4742^2 .

It is a cyclic number.

It is not a de Polignac number, because 142761653 - 2⁴ = 142761637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142761659) 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, 71380826 + 71380827.

It is an arithmetic number, because the mean of its divisors is an integer number (71380827).

Almost surely, 2^142761653 is an apocalyptic number.

It is an amenable number.

142761653 is a deficient number, since it is larger than the sum of its proper divisors (1).

142761653 is an equidigital number, since it uses as much as digits as its factorization.

142761653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 35.

The square root of 142761653 is about 11948.2907982690. The cubic root of 142761653 is about 522.6414570867.

The spelling of 142761653 in words is "one hundred forty-two million, seven hundred sixty-one thousand, six hundred fifty-three".