142164733 has 2 divisors, whose sum is σ = 142164734. Its totient is φ = 142164732.

The previous prime is 142164721. The next prime is 142164739. The reversal of 142164733 is 337461241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137311524 + 4853209 = 11718^2 + 2203^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142164733 is a prime.

It is a super-2 number, since 2×142164733² = 40421622617922578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142164695 and 142164704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142164739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71082366 + 71082367.

It is an arithmetic number, because the mean of its divisors is an integer number (71082367).

Almost surely, 2^142164733 is an apocalyptic number.

It is an amenable number.

142164733 is a deficient number, since it is larger than the sum of its proper divisors (1).

142164733 is an equidigital number, since it uses as much as digits as its factorization.

142164733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 31.

The square root of 142164733 is about 11923.2853274590. The cubic root of 142164733 is about 521.9120105847.

The spelling of 142164733 in words is "one hundred forty-two million, one hundred sixty-four thousand, seven hundred thirty-three".