2730031597273 has 2 divisors, whose sum is σ = 2730031597274. Its totient is φ = 2730031597272.

The previous prime is 2730031597253. The next prime is 2730031597277. The reversal of 2730031597273 is 3727951300372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2725959498304 + 4072098969 = 1651048^2 + 63813^2 .

It is a cyclic number.

It is not a de Polignac number, because 2730031597273 - 2¹³ = 2730031589081 is a prime.

It is a super-2 number, since 2×2730031597273² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2730031597277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1365015798636 + 1365015798637.

It is an arithmetic number, because the mean of its divisors is an integer number (1365015798637).

Almost surely, 2^{2730031597273} is an apocalyptic number.

It is an amenable number.

2730031597273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2730031597273 is an equidigital number, since it uses as much as digits as its factorization.

2730031597273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1666980, while the sum is 49.

The spelling of 2730031597273 in words is "two trillion, seven hundred thirty billion, thirty-one million, five hundred ninety-seven thousand, two hundred seventy-three".