143031002797 has 2 divisors, whose sum is σ = 143031002798. Its totient is φ = 143031002796.

The previous prime is 143031002753. The next prime is 143031002801. The reversal of 143031002797 is 797200130341.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133477699716 + 9553303081 = 365346^2 + 97741^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143031002797 is a prime.

It is a super-2 number, since 2×143031002797² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143031008797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71515501398 + 71515501399.

It is an arithmetic number, because the mean of its divisors is an integer number (71515501399).

Almost surely, 2^143031002797 is an apocalyptic number.

It is an amenable number.

143031002797 is a deficient number, since it is larger than the sum of its proper divisors (1).

143031002797 is an equidigital number, since it uses as much as digits as its factorization.

143031002797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 37.

The spelling of 143031002797 in words is "one hundred forty-three billion, thirty-one million, two thousand, seven hundred ninety-seven".