371196529081 has 9 divisors (see below), whose sum is σ = 431805005199. Its totient is φ = 318164797944.

The previous prime is 371196529079. The next prime is 371196529087. The reversal of 371196529081 is 180925691173.

The square root of 371196529081 is 609259.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 15603757225 + 355592771856 = 124915^2 + 596316^2 .

It is not a de Polignac number, because 371196529081 - 2¹ = 371196529079 is a prime.

It is a super-2 number, since 2×371196529081² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (371196529087) 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 in 8 ways as a sum of consecutive naturals, for example, 4221295 + ... + 4308331.

It is an arithmetic number, because the mean of its divisors is an integer number (47978333911).

Almost surely, 2^371196529081 is an apocalyptic number.

371196529081 is the 609259-th square number.

371196529081 is the 304630-th centered octagonal number.

It is an amenable number.

371196529081 is a deficient number, since it is larger than the sum of its proper divisors (60608476118).

371196529081 is an frugal number, since it uses more digits than its factorization.

371196529081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174088 (or 87044 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 52.

The spelling of 371196529081 in words is "three hundred seventy-one billion, one hundred ninety-six million, five hundred twenty-nine thousand, eighty-one".