9581472001 has 2 divisors, whose sum is σ = 9581472002. Its totient is φ = 9581472000.

The previous prime is 9581471989. The next prime is 9581472013. The reversal of 9581472001 is 1002741859.

It is a balanced prime because it is at equal distance from previous prime (9581471989) and next prime (9581472013).

It can be written as a sum of positive squares in only one way, i.e., 9569534976 + 11937025 = 97824^2 + 3455^2 .

It is a cyclic number.

It is not a de Polignac number, because 9581472001 - 2⁹ = 9581471489 is a prime.

It is not a weakly prime, because it can be changed into another prime (9581472041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4790736000 + 4790736001.

It is an arithmetic number, because the mean of its divisors is an integer number (4790736001).

Almost surely, 2^9581472001 is an apocalyptic number.

9581472001 is the 43776-th centered decagonal number.

It is an amenable number.

9581472001 is a deficient number, since it is larger than the sum of its proper divisors (1).

9581472001 is an equidigital number, since it uses as much as digits as its factorization.

9581472001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 9581472001 is about 97884.9937477650. The cubic root of 9581472001 is about 2123.9489705142.

The spelling of 9581472001 in words is "nine billion, five hundred eighty-one million, four hundred seventy-two thousand, one".