97440201401 has 4 divisors (see below), whose sum is σ = 103171977972. Its totient is φ = 91708424832.

The previous prime is 97440201389. The next prime is 97440201437. The reversal of 97440201401 is 10410204479.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 60277615225 + 37162586176 = 245515^2 + 192776^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97440201401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97440201491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2865888260 + ... + 2865888293.

It is an arithmetic number, because the mean of its divisors is an integer number (25792994493).

Almost surely, 2^97440201401 is an apocalyptic number.

It is an amenable number.

97440201401 is a deficient number, since it is larger than the sum of its proper divisors (5731776571).

97440201401 is a wasteful number, since it uses less digits than its factorization.

97440201401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5731776570.

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 97440201401 in words is "ninety-seven billion, four hundred forty million, two hundred one thousand, four hundred one".