98551243 has 4 divisors (see below), whose sum is σ = 112630000. Its totient is φ = 84472488.

The previous prime is 98551237. The next prime is 98551247. The reversal of 98551243 is 34215589.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34215589 = 3739 ⋅9151.

It is a cyclic number.

It is not a de Polignac number, because 98551243 - 2⁹ = 98550731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98551247) 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, 7039368 + ... + 7039381.

It is an arithmetic number, because the mean of its divisors is an integer number (28157500).

Almost surely, 2^98551243 is an apocalyptic number.

98551243 is a deficient number, since it is larger than the sum of its proper divisors (14078757).

98551243 is a wasteful number, since it uses less digits than its factorization.

98551243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14078756.

The product of its digits is 43200, while the sum is 37.

The square root of 98551243 is about 9927.2978700148. The cubic root of 98551243 is about 461.9064592641.

The spelling of 98551243 in words is "ninety-eight million, five hundred fifty-one thousand, two hundred forty-three".