98140759 has 4 divisors (see below), whose sum is σ = 98305200. Its totient is φ = 97976320.

The previous prime is 98140741. The next prime is 98140771. The reversal of 98140759 is 95704189.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95704189 = 7 ⋅13672027.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98140759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98140709) 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, 81322 + ... + 82519.

It is an arithmetic number, because the mean of its divisors is an integer number (24576300).

Almost surely, 2^98140759 is an apocalyptic number.

98140759 is a deficient number, since it is larger than the sum of its proper divisors (164441).

98140759 is a wasteful number, since it uses less digits than its factorization.

98140759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164440.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 98140759 is about 9906.6017887064. The cubic root of 98140759 is about 461.2642584390.

The spelling of 98140759 in words is "ninety-eight million, one hundred forty thousand, seven hundred fifty-nine".