98654623 has 2 divisors, whose sum is σ = 98654624. Its totient is φ = 98654622.

The previous prime is 98654603. The next prime is 98654639. The reversal of 98654623 is 32645689.

It is a strong prime.

It is an emirp because it is prime and its reverse (32645689) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98654623 - 2²¹ = 96557471 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98654623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98654603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49327311 + 49327312.

It is an arithmetic number, because the mean of its divisors is an integer number (49327312).

Almost surely, 2^98654623 is an apocalyptic number.

98654623 is a deficient number, since it is larger than the sum of its proper divisors (1).

98654623 is an equidigital number, since it uses as much as digits as its factorization.

98654623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 43.

The square root of 98654623 is about 9932.5033601807. The cubic root of 98654623 is about 462.0679157167.

The spelling of 98654623 in words is "ninety-eight million, six hundred fifty-four thousand, six hundred twenty-three".