7150142943721 has 2 divisors, whose sum is σ = 7150142943722. Its totient is φ = 7150142943720.

The previous prime is 7150142943707. The next prime is 7150142943731. The reversal of 7150142943721 is 1273492410517.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6628951355625 + 521191588096 = 2574675^2 + 721936^2 .

It is a cyclic number.

It is not a de Polignac number, because 7150142943721 - 2⁵ = 7150142943689 is a prime.

It is a super-2 number, since 2×7150142943721² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7150142943731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3575071471860 + 3575071471861.

It is an arithmetic number, because the mean of its divisors is an integer number (3575071471861).

Almost surely, 2^{7150142943721} is an apocalyptic number.

It is an amenable number.

7150142943721 is a deficient number, since it is larger than the sum of its proper divisors (1).

7150142943721 is an equidigital number, since it uses as much as digits as its factorization.

7150142943721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 7150142943721 in words is "seven trillion, one hundred fifty billion, one hundred forty-two million, nine hundred forty-three thousand, seven hundred twenty-one".