9738497501 has 2 divisors, whose sum is σ = 9738497502. Its totient is φ = 9738497500.

The previous prime is 9738497497. The next prime is 9738497507. The reversal of 9738497501 is 1057948379.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7332496900 + 2406000601 = 85630^2 + 49051^2 .

It is a cyclic number.

It is not a de Polignac number, because 9738497501 - 2² = 9738497497 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9738497507) 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, 4869248750 + 4869248751.

It is an arithmetic number, because the mean of its divisors is an integer number (4869248751).

Almost surely, 2^9738497501 is an apocalyptic number.

It is an amenable number.

9738497501 is a deficient number, since it is larger than the sum of its proper divisors (1).

9738497501 is an equidigital number, since it uses as much as digits as its factorization.

9738497501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 53.

The square root of 9738497501 is about 98683.8259341418. The cubic root of 9738497501 is about 2135.4889033866.

The spelling of 9738497501 in words is "nine billion, seven hundred thirty-eight million, four hundred ninety-seven thousand, five hundred one".