142007734761 has 4 divisors (see below), whose sum is σ = 189343646352. Its totient is φ = 94671823172.

The previous prime is 142007734753. The next prime is 142007734763. The reversal of 142007734761 is 167437700241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 142007734761 - 2³ = 142007734753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142007734763) 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 in 3 ways as a sum of consecutive naturals, for example, 23667955791 + ... + 23667955796.

It is an arithmetic number, because the mean of its divisors is an integer number (47335911588).

Almost surely, 2^142007734761 is an apocalyptic number.

It is an amenable number.

142007734761 is a deficient number, since it is larger than the sum of its proper divisors (47335911591).

142007734761 is an equidigital number, since it uses as much as digits as its factorization.

142007734761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47335911590.

The product of its (nonzero) digits is 197568, while the sum is 42.

The spelling of 142007734761 in words is "one hundred forty-two billion, seven million, seven hundred thirty-four thousand, seven hundred sixty-one".