98450551 has 2 divisors, whose sum is σ = 98450552. Its totient is φ = 98450550.

The previous prime is 98450531. The next prime is 98450617. The reversal of 98450551 is 15505489.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98450551 - 2¹⁷ = 98319479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98450551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98450531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49225275 + 49225276.

It is an arithmetic number, because the mean of its divisors is an integer number (49225276).

Almost surely, 2^98450551 is an apocalyptic number.

98450551 is a deficient number, since it is larger than the sum of its proper divisors (1).

98450551 is an equidigital number, since it uses as much as digits as its factorization.

98450551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 37.

The square root of 98450551 is about 9922.2251032719. The cubic root of 98450551 is about 461.7490922843.

The spelling of 98450551 in words is "ninety-eight million, four hundred fifty thousand, five hundred fifty-one".