7151649173 has 2 divisors, whose sum is σ = 7151649174. Its totient is φ = 7151649172.

The previous prime is 7151649151. The next prime is 7151649209. The reversal of 7151649173 is 3719461517.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6609364804 + 542284369 = 81298^2 + 23287^2 .

It is a cyclic number.

It is not a de Polignac number, because 7151649173 - 2¹⁰ = 7151648149 is a prime.

It is a super-2 number, since 2×7151649173² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7151649143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3575824586 + 3575824587.

It is an arithmetic number, because the mean of its divisors is an integer number (3575824587).

Almost surely, 2^7151649173 is an apocalyptic number.

It is an amenable number.

7151649173 is a deficient number, since it is larger than the sum of its proper divisors (1).

7151649173 is an equidigital number, since it uses as much as digits as its factorization.

7151649173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 44.

The square root of 7151649173 is about 84567.4238285642. The cubic root of 7151649173 is about 1926.6466304827.

The spelling of 7151649173 in words is "seven billion, one hundred fifty-one million, six hundred forty-nine thousand, one hundred seventy-three".