97861403 has 2 divisors, whose sum is σ = 97861404. Its totient is φ = 97861402.

The previous prime is 97861369. The next prime is 97861409. The reversal of 97861403 is 30416879.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97861403 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97861409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48930701 + 48930702.

It is an arithmetic number, because the mean of its divisors is an integer number (48930702).

Almost surely, 2^97861403 is an apocalyptic number.

97861403 is a deficient number, since it is larger than the sum of its proper divisors (1).

97861403 is an equidigital number, since it uses as much as digits as its factorization.

97861403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 97861403 is about 9892.4922542300. The cubic root of 97861403 is about 460.8261822302.

The spelling of 97861403 in words is "ninety-seven million, eight hundred sixty-one thousand, four hundred three".