97545401 has 2 divisors, whose sum is σ = 97545402. Its totient is φ = 97545400.

The previous prime is 97545391. The next prime is 97545407. The reversal of 97545401 is 10454579.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90250000 + 7295401 = 9500^2 + 2701^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97545401 is a prime.

It is a super-3 number, since 3×97545401³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97545407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48772700 + 48772701.

It is an arithmetic number, because the mean of its divisors is an integer number (48772701).

Almost surely, 2^97545401 is an apocalyptic number.

It is an amenable number.

97545401 is a deficient number, since it is larger than the sum of its proper divisors (1).

97545401 is an equidigital number, since it uses as much as digits as its factorization.

97545401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 97545401 is about 9876.5075304988. The cubic root of 97545401 is about 460.3296329809.

The spelling of 97545401 in words is "ninety-seven million, five hundred forty-five thousand, four hundred one".