7970353387 has 2 divisors, whose sum is σ = 7970353388. Its totient is φ = 7970353386.

The previous prime is 7970353381. The next prime is 7970353471. The reversal of 7970353387 is 7833530797.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7970353387 is a prime.

It is a super-2 number, since 2×7970353387² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7970353381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3985176693 + 3985176694.

It is an arithmetic number, because the mean of its divisors is an integer number (3985176694).

Almost surely, 2^7970353387 is an apocalyptic number.

7970353387 is a deficient number, since it is larger than the sum of its proper divisors (1).

7970353387 is an equidigital number, since it uses as much as digits as its factorization.

7970353387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3333960, while the sum is 52.

The square root of 7970353387 is about 89276.8356686100. The cubic root of 7970353387 is about 1997.5263908067.

The spelling of 7970353387 in words is "seven billion, nine hundred seventy million, three hundred fifty-three thousand, three hundred eighty-seven".